Collection: Screws - Thumb

Screws -> Thumb
Thread Size (A) Thread Length (B) Overall Length (D) Head Diameter (E) Head Height (D) Indicative
Image
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x58.74 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Overall Length (D)
58.74
mm

(Equiv. 2.313 in.)
Head Diameter (E)
25.40
mm
Head Height (D)
20.64
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x58.74 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-038-F-CS-WF (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $1,287.23 AUD
Regular price Sale price $1,287.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (A) Thread Length (B) Overall Length (D) Indicative
Image
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x58.74 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
38.10
mm

(Equiv. 1.5 in.)
Overall Length (D)
58.74
mm

(Equiv. 2.313 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 38.1x58.74 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Head Height (D): 20.64 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-038-F-CS-WF (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $1,287.23 AUD
Regular price Sale price $1,287.23 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
44.45
mm

(Equiv. 1.75 in.)
Head Diameter (E)
19.05
mm
Head Height (D)
6.35
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-044-K-S3-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $13.68 AUD
Regular price $16.42 AUD Sale price $13.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
44.45
mm

(Equiv. 1.75 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 19.05 mm    Head Height (D): 6.35 mm   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-044-K-S3-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $13.68 AUD
Regular price $16.42 AUD Sale price $13.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45 - - Flat Tip - Steel 12L14 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
44.45
mm

(Equiv. 1.75 in.)
Head Diameter (E)
19.05
mm
Head Height (D)
6.35
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45  Flat Tip - Steel 12L14
Material: Steel 12L14    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-044-K-CB-FT (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $12.95 AUD
Regular price $15.55 AUD Sale price $12.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45 - - Flat Tip - Steel 12L14 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
44.45
mm

(Equiv. 1.75 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45  Flat Tip - Steel 12L14
Material: Steel 12L14    Head Diameter (E): 19.05 mm    Head Height (D): 6.35 mm    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-044-K-CB-FT (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $12.95 AUD
Regular price $15.55 AUD Sale price $12.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45 - - Dog Point - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
44.45
mm

(Equiv. 1.75 in.)
Head Diameter (E)
28.58
mm
Head Height (D)
9.53
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45  Dog Point - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS079C-044-K-CS-DP (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $30.14 AUD
Regular price Sale price $30.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45 - - Dog Point - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
44.45
mm

(Equiv. 1.75 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 44.45  Dog Point - Steel
Material: Steel    Head Diameter (E): 28.58 mm    Head Height (D): 9.53 mm    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS079C-044-K-CS-DP (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $30.14 AUD
Regular price Sale price $30.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 50.8x68.26 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
50.80
mm

(Equiv. 2 in.)
Overall Length (D)
68.26
mm

(Equiv. 2.687 in.)
Head Diameter (E)
25.40
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 50.8x68.26 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-051-F-MI (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $1,214.77 AUD
Regular price Sale price $1,214.77 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 50.8x68.26 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
50.80
mm

(Equiv. 2 in.)
Overall Length (D)
68.26
mm

(Equiv. 2.687 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 50.8x68.26 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 25.40 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS079C-051-F-MI (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $1,214.77 AUD
Regular price Sale price $1,214.77 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
57.15
mm

(Equiv. 2.25 in.)
Head Diameter (E)
19.05
mm
Head Height (D)
6.35
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-057-K-S3-FT (Each)
1 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $13.95 AUD
Regular price $16.75 AUD Sale price $13.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 1 available can be backordered.
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
57.15
mm

(Equiv. 2.25 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 19.05 mm    Head Height (D): 6.35 mm   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-057-K-S3-FT (Each)
1 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $13.95 AUD
Regular price $16.75 AUD Sale price $13.95 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

1 Available Now. Backorder if more than 1.
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15 - - Flat Tip - Steel 12L14 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
57.15
mm

(Equiv. 2.25 in.)
Head Diameter (E)
19.05
mm
Head Height (D)
6.35
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15  Flat Tip - Steel 12L14
Material: Steel 12L14    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-057-K-CB-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $9.05 AUD
Regular price $10.85 AUD Sale price $9.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15 - - Flat Tip - Steel 12L14 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
57.15
mm

(Equiv. 2.25 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15  Flat Tip - Steel 12L14
Material: Steel 12L14    Head Diameter (E): 19.05 mm    Head Height (D): 6.35 mm    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-057-K-CB-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $9.05 AUD
Regular price $10.85 AUD Sale price $9.05 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15 - - Dog Point - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
57.15
mm

(Equiv. 2.25 in.)
Head Diameter (E)
28.58
mm
Head Height (D)
9.53
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15  Dog Point - Steel
Material: Steel    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS079C-057-K-CS-DP (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $32.68 AUD
Regular price Sale price $32.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15 - - Dog Point - Steel Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
57.15
mm

(Equiv. 2.25 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 57.15  Dog Point - Steel
Material: Steel    Head Diameter (E): 28.58 mm    Head Height (D): 9.53 mm    Finish: Black Oxide   
Category: Screws - Thumb - Dog Point
Part Number: THS079C-057-K-CS-DP (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $32.68 AUD
Regular price Sale price $32.68 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 5/16-18 UNC - 7.94mm - 76.2 - - Flat Tip - Steel 12L14 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
76.20
mm

(Equiv. 3 in.)
Head Diameter (E)
19.05
mm
Head Height (D)
6.35
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 76.2  Flat Tip - Steel 12L14
Material: Steel 12L14    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-076-K-CB-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $11.14 AUD
Regular price $13.36 AUD Sale price $11.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Screws - 5/16-18 UNC - 7.94mm - 76.2 - - Flat Tip - Steel 12L14 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
76.20
mm

(Equiv. 3 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 76.2  Flat Tip - Steel 12L14
Material: Steel 12L14    Head Diameter (E): 19.05 mm    Head Height (D): 6.35 mm    Finish: Black Oxide   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-076-K-CB-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $11.14 AUD
Regular price $13.36 AUD Sale price $11.14 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Screws - 5/16-18 UNC - 7.94mm - 76.2 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
76.20
mm

(Equiv. 3 in.)
Head Diameter (E)
19.05
mm
Head Height (D)
6.35
mm
Thumb Screws - 5/16-18 UNC - 7.94mm - 76.2  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-076-K-CS-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $18.23 AUD
Regular price $21.87 AUD Sale price $18.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Larger quantities than the 2 available can be backordered.
Thumb Screws - 5/16-18 UNC - 7.94mm - 76.2 - - Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
5/16-18 UNC (7.94mm)

Thread Length (B)
76.20
mm

(Equiv. 3 in.)
Thumb Screws - 5/16-18 UNC - 7.94mm - 76.2  Flat Tip - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 19.05 mm    Head Height (D): 6.35 mm   
Category: Screws - Thumb - Flat Tip
Part Number: THS079C-076-K-CS-FT (Each)
2 Available Now | Further orders can be expected around Sun, Jan 18, 2026
Regular price $18.23 AUD
Regular price $21.87 AUD Sale price $18.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

2 Available Now. Backorder if more than 2.
Thumb Screws - M8 - 8x1.25mm - 16x22 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
16.00
mm

(Equiv. 0.63 in.)
Overall Length (D)
22.00
mm

(Equiv. 0.866 in.)
Head Diameter (E)
30.00
mm
Head Height (D)
6.00
mm
Thumb Screws - M8 - 8x1.25mm - 16x22 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS080M-016-K-3 (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $15.23 AUD
Regular price $18.27 AUD Sale price $15.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 16x22 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
16.00
mm

(Equiv. 0.63 in.)
Overall Length (D)
22.00
mm

(Equiv. 0.866 in.)
Thumb Screws - M8 - 8x1.25mm - 16x22 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 30.00 mm    Head Height (D): 6.00 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS080M-016-K-3 (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $15.23 AUD
Regular price $18.27 AUD Sale price $15.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 16x34 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
16.00
mm

(Equiv. 0.63 in.)
Overall Length (D)
34.000
mm

(Equiv. 1.339 in.)
Head Diameter (E)
30.00
mm
Thumb Screws - M8 - 8x1.25mm - 16x34 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Shoulder
Part Number: THS080M-016-K-3-SHL (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $20.50 AUD
Regular price $24.60 AUD Sale price $20.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 16x34 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
16.00
mm

(Equiv. 0.63 in.)
Overall Length (D)
34.000
mm

(Equiv. 1.339 in.)
Thumb Screws - M8 - 8x1.25mm - 16x34 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 30.00 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS080M-016-K-3-SHL (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $20.50 AUD
Regular price $24.60 AUD Sale price $20.50 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 20x26 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
20.00
mm

(Equiv. 0.787 in.)
Overall Length (D)
26.00
mm

(Equiv. 1.024 in.)
Head Diameter (E)
30.00
mm
Head Height (D)
6.00
mm
Thumb Screws - M8 - 8x1.25mm - 20x26 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS080M-020-K-3 (PK-4)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $63.32 AUD
Regular price $75.98 AUD Sale price $63.32 AUD
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 20x26 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
20.00
mm

(Equiv. 0.787 in.)
Overall Length (D)
26.00
mm

(Equiv. 1.024 in.)
Thumb Screws - M8 - 8x1.25mm - 20x26 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 30.00 mm    Head Height (D): 6.00 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS080M-020-K-3 (PK-4)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $63.32 AUD
Regular price $75.98 AUD Sale price $63.32 AUD
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 20x38 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
20.00
mm

(Equiv. 0.787 in.)
Overall Length (D)
38.000
mm

(Equiv. 1.496 in.)
Head Diameter (E)
30.00
mm
Thumb Screws - M8 - 8x1.25mm - 20x38 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Shoulder
Part Number: THS080M-020-K-3-SHL (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $20.23 AUD
Regular price $24.27 AUD Sale price $20.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 20x38 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
20.00
mm

(Equiv. 0.787 in.)
Overall Length (D)
38.000
mm

(Equiv. 1.496 in.)
Thumb Screws - M8 - 8x1.25mm - 20x38 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 30.00 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS080M-020-K-3-SHL (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $20.23 AUD
Regular price $24.27 AUD Sale price $20.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 25x31 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
25.00
mm

(Equiv. 0.984 in.)
Overall Length (D)
31.00
mm

(Equiv. 1.22 in.)
Head Diameter (E)
30.00
mm
Head Height (D)
6.00
mm
Thumb Screws - M8 - 8x1.25mm - 25x31 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS080M-025-K-3 (PK-4)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $69.95 AUD
Regular price $83.95 AUD Sale price $69.95 AUD
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 25x31 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
25.00
mm

(Equiv. 0.984 in.)
Overall Length (D)
31.00
mm

(Equiv. 1.22 in.)
Thumb Screws - M8 - 8x1.25mm - 25x31 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 30.00 mm    Head Height (D): 6.00 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS080M-025-K-3 (PK-4)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $69.95 AUD
Regular price $83.95 AUD Sale price $69.95 AUD
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 25x43 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
25.00
mm

(Equiv. 0.984 in.)
Overall Length (D)
43.000
mm

(Equiv. 1.693 in.)
Head Diameter (E)
30.00
mm
Thumb Screws - M8 - 8x1.25mm - 25x43 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Shoulder
Part Number: THS080M-025-K-3-SHL (PK-4)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $95.95 AUD
Regular price $115.15 AUD Sale price $95.95 AUD
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 25x43 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
25.00
mm

(Equiv. 0.984 in.)
Overall Length (D)
43.000
mm

(Equiv. 1.693 in.)
Thumb Screws - M8 - 8x1.25mm - 25x43 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 30.00 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS080M-025-K-3-SHL (PK-4)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $95.95 AUD
Regular price $115.15 AUD Sale price $95.95 AUD
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 30x36 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
30.00
mm

(Equiv. 1.181 in.)
Overall Length (D)
36.00
mm

(Equiv. 1.417 in.)
Head Diameter (E)
30.00
mm
Head Height (D)
6.00
mm
Thumb Screws - M8 - 8x1.25mm - 30x36 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS080M-030-K-3 (PK-4)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $170.77 AUD
Regular price Sale price $170.77 AUD
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 30x36 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
30.00
mm

(Equiv. 1.181 in.)
Overall Length (D)
36.00
mm

(Equiv. 1.417 in.)
Thumb Screws - M8 - 8x1.25mm - 30x36 mm Knurled - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 30.00 mm    Head Height (D): 6.00 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS080M-030-K-3 (PK-4)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $170.77 AUD
Regular price Sale price $170.77 AUD
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 30x48 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
30.00
mm

(Equiv. 1.181 in.)
Overall Length (D)
48.000
mm

(Equiv. 1.89 in.)
Head Diameter (E)
30.00
mm
Thumb Screws - M8 - 8x1.25mm - 30x48 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Shoulder
Part Number: THS080M-030-K-3-SHL (PK-4)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $100.05 AUD
Regular price $120.05 AUD Sale price $100.05 AUD
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - M8 - 8x1.25mm - 30x48 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80 Screw
Thread Size (A)
M8 (8x1.25mm)

Thread Length (B)
30.00
mm

(Equiv. 1.181 in.)
Overall Length (D)
48.000
mm

(Equiv. 1.89 in.)
Thumb Screws - M8 - 8x1.25mm - 30x48 mm Shoulder - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 30.00 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS080M-030-K-3-SHL (PK-4)
Out of Stock | Backorder Now | Orders can be expected around Sun, Feb 01, 2026
Regular price $100.05 AUD
Regular price $120.05 AUD Sale price $100.05 AUD
Priced, Stocked and Sold Per 4 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/8-16 UNC - 9.53mm - 12.7x17.46 mm Knurled - Nylon Polyamide 6/6 Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Overall Length (D)
17.46
mm

(Equiv. 0.687 in.)
Thumb Screws - 3/8-16 UNC - 9.53mm - 12.7x17.46 mm Knurled - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS095C-013-K-NY-WF (PK-10)
39 units (390 pcs) Available Now | Item Discontinued - Up to 39 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

39 units (390 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 3/8-16 UNC - 9.53mm - 12.7x17.46 mm Knurled - Nylon Polyamide 6/6 Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Overall Length (D)
17.46
mm

(Equiv. 0.687 in.)
Thumb Screws - 3/8-16 UNC - 9.53mm - 12.7x17.46 mm Knurled - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS095C-013-K-NY-WF (PK-10)
39 units (390 pcs) Available Now | Item Discontinued - Up to 39 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.00 AUD
Regular price $15.20 AUD Sale price $8.00 AUD
Priced, Stocked and Sold Per 10 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

39 units (390 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 3/8-16 UNC - 9.53mm - 12.7x34.93 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Overall Length (D)
34.93
mm

(Equiv. 1.375 in.)
Head Diameter (E)
31.75
mm
Head Height (D)
22.23
mm
Thumb Screws - 3/8-16 UNC - 9.53mm - 12.7x34.93 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS095C-013-F-CS-WF (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $1,543.68 AUD
Regular price Sale price $1,543.68 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/8-16 UNC - 9.53mm - 12.7x34.93 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
12.70
mm

(Equiv. 0.5 in.)
Overall Length (D)
34.93
mm

(Equiv. 1.375 in.)
Thumb Screws - 3/8-16 UNC - 9.53mm - 12.7x34.93 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 31.75 mm    Head Height (D): 22.23 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS095C-013-F-CS-WF (PK-100)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $1,543.68 AUD
Regular price Sale price $1,543.68 AUD
Priced, Stocked and Sold Per 100 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/8-16 UNC - 9.53mm - 19.05x38.1 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
38.10
mm

(Equiv. 1.5 in.)
Head Diameter (E)
26.99
mm
Thumb Screws - 3/8-16 UNC - 9.53mm - 19.05x38.1 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS095C-019-F-MI (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $25.23 AUD
Regular price Sale price $25.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/8-16 UNC - 9.53mm - 19.05x38.1 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
38.10
mm

(Equiv. 1.5 in.)
Thumb Screws - 3/8-16 UNC - 9.53mm - 19.05x38.1 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 26.99 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS095C-019-F-MI (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $25.23 AUD
Regular price Sale price $25.23 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/8-16 UNC - 9.53mm - 19.05x41.28 mm Wing - Steel Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
41.28
mm

(Equiv. 1.625 in.)
Head Diameter (E)
46.04
mm
Head Height (D)
22.23
mm
Thumb Screws - 3/8-16 UNC - 9.53mm - 19.05x41.28 mm Wing - Steel
Material: Steel   
Category: Screws - Thumb - Wing
Part Number: THS095C-019-W-CS (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $17.32 AUD
Regular price $20.78 AUD Sale price $17.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/8-16 UNC - 9.53mm - 19.05x41.28 mm Wing - Steel Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
19.05
mm

(Equiv. 0.75 in.)
Overall Length (D)
41.28
mm

(Equiv. 1.625 in.)
Thumb Screws - 3/8-16 UNC - 9.53mm - 19.05x41.28 mm Wing - Steel
Material: Steel    Head Diameter (E): 46.04 mm    Head Height (D): 22.23 mm   
Category: Screws - Thumb - Wing
Part Number: THS095C-019-W-CS (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $17.32 AUD
Regular price $20.78 AUD Sale price $17.32 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/8-16 UNC - 9.53mm - 25.4x30.16 mm Knurled - Nylon Polyamide 6/6 Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
30.16
mm

(Equiv. 1.187 in.)
Thumb Screws - 3/8-16 UNC - 9.53mm - 25.4x30.16 mm Knurled - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS095C-025-K-NY-WF (PK-20)
2 units (40 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $9.00 AUD
Regular price $17.10 AUD Sale price $9.00 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (40 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 3/8-16 UNC - 9.53mm - 25.4x30.16 mm Knurled - Nylon Polyamide 6/6 Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
30.16
mm

(Equiv. 1.187 in.)
Thumb Screws - 3/8-16 UNC - 9.53mm - 25.4x30.16 mm Knurled - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)   
Category: Screws - Thumb - Knurled
Deleted Item. Available while stocks last.
Part Number: THS095C-025-K-NY-WF (PK-20)
2 units (40 pcs) Available Now | Item Discontinued - Up to 2 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $9.00 AUD
Regular price $17.10 AUD Sale price $9.00 AUD
Priced, Stocked and Sold Per 20 Units
Excludes GST and overseas Taxes & Duties
Quantity Required

2 units (40 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thumb Screws - 3/8-16 UNC - 9.53mm - 25.4x44.45 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
44.45
mm

(Equiv. 1.75 in.)
Head Diameter (E)
26.99
mm
Thumb Screws - 3/8-16 UNC - 9.53mm - 25.4x44.45 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS095C-025-F-MI (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $25.59 AUD
Regular price Sale price $25.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thumb Screws - 3/8-16 UNC - 9.53mm - 25.4x44.45 mm Flat Key Head - Malleable Iron Screw
Thread Size (A)
3/8-16 UNC (9.53mm)

Thread Length (B)
25.40
mm

(Equiv. 1 in.)
Overall Length (D)
44.45
mm

(Equiv. 1.75 in.)
Thumb Screws - 3/8-16 UNC - 9.53mm - 25.4x44.45 mm Flat Key Head - Malleable Iron
Material: Malleable Iron    Head Diameter (E): 26.99 mm    Finish: Tumbled   
Category: Screws - Thumb - Flat Key Head
Part Number: THS095C-025-F-MI (Each)
Out of Stock | Backorder Now | Orders can be expected around Sun, Jan 18, 2026
Regular price $25.59 AUD
Regular price Sale price $25.59 AUD
Each
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.