Collection: Screws - Thumb

274 Products in this selection
This is a combined category of Thumb Screws.
Use the filters in the table below, or the category tree above to refine the selection. To order any item, simply click the part number for a full product page, then add to your cart.
Screws - Thumb
Additional resources:
Thumb Screws and Nuts PDF Quick Guide
PDF Screws Catalogue
Nuts
A more concise listing may be found on the Smallparts store at Screws - Thumb. Smallparts promote the most popular MBA products.
Thread Size (A) Thread Length (B) Overall Length (D) Head Diameter (E) Head Height (D) Indicative
Image
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
7.94
mm

(0.313 in.)
Overall Length (D)
12.70
mm

(0.5 in.)
Head Diameter (E)
7.94
mm
Head Height (D)
4.76
mm
Thumb Screws - 4-40 UNC -2.85mm- 7.94x12.7 mm - Brass
Material: Brass    Finish: Zinc Chromate Plated   
Category: Screws - Thumb - Knurled
Part Number: THS028C-008-K-BZ Thumb Screws - 4-40 UNC - 2.85mm - 7.94x12.7 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $17.77 AUD
Regular price Sale price $17.77 AUD
Each
Thread Size (A) Thread Length (B) Overall Length (D) Indicative
Image
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
7.94
mm

(0.313 in.)
Overall Length (D)
12.70
mm

(0.5 in.)
Thumb Screws - 4-40 UNC -2.85mm- 7.94x12.7 mm - Brass
Material: Brass    Head Diameter (E): 7.94 mm    Head Height (D): 4.76 mm    Finish: Zinc Chromate Plated   
Category: Screws - Thumb - Knurled
Part Number: THS028C-008-K-BZ Thumb Screws - 4-40 UNC - 2.85mm - 7.94x12.7 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $17.77 AUD
Regular price Sale price $17.77 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
7.94
mm

(0.313 in.)
Overall Length (D)
15.88
mm

(0.625 in.)
Head Diameter (E)
9.53
mm
Head Height (D)
4.76
mm
Thumb Screws - 4-40 UNC -2.85mm- 7.94x15.88 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS028C-008-K-SS-WF Thumb Screws - 4-40 UNC - 2.85mm - 7.94x15.88 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $14.23 AUD
Regular price Sale price $14.23 AUD
Each
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
7.94
mm

(0.313 in.)
Overall Length (D)
15.88
mm

(0.625 in.)
Thumb Screws - 4-40 UNC -2.85mm- 7.94x15.88 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 9.53 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS028C-008-K-SS-WF Thumb Screws - 4-40 UNC - 2.85mm - 7.94x15.88 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $14.23 AUD
Regular price Sale price $14.23 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
9.53
mm

(0.375 in.)
Overall Length (D)
14.29
mm

(0.563 in.)
Head Diameter (E)
7.94
mm
Head Height (D)
4.76
mm
Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS028C-010-K-3 Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm - Stainless Steel
3 Available Immediately | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $7.01 AUD
Regular price $14.34 AUD Sale price $7.01 AUD
Each
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
9.53
mm

(0.375 in.)
Overall Length (D)
14.29
mm

(0.563 in.)
Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 7.94 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS028C-010-K-3 Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm - Stainless Steel
3 Available Immediately | Item Discontinued - Up to 3 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $7.01 AUD
Regular price $14.34 AUD Sale price $7.01 AUD
Each
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
9.53
mm

(0.375 in.)
Overall Length (D)
14.29
mm

(0.563 in.)
Head Diameter (E)
7.94
mm
Head Height (D)
4.76
mm
Thumb Screws - 4-40 UNC -2.85mm- 9.53x14.29 mm - Brass
Material: Brass    Finish: Zinc Chromate Plated   
Category: Screws - Thumb - Knurled
Part Number: THS028C-010-K-BZ Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $18.23 AUD
Regular price Sale price $18.23 AUD
Each
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
9.53
mm

(0.375 in.)
Overall Length (D)
14.29
mm

(0.563 in.)
Thumb Screws - 4-40 UNC -2.85mm- 9.53x14.29 mm - Brass
Material: Brass    Head Diameter (E): 7.94 mm    Head Height (D): 4.76 mm    Finish: Zinc Chromate Plated   
Category: Screws - Thumb - Knurled
Part Number: THS028C-010-K-BZ Thumb Screws - 4-40 UNC - 2.85mm - 9.53x14.29 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $18.23 AUD
Regular price Sale price $18.23 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
9.53
mm

(0.375 in.)
Overall Length (D)
17.46
mm

(0.687 in.)
Head Diameter (E)
9.53
mm
Head Height (D)
4.76
mm
Thumb Screws - 4-40 UNC -2.85mm- 9.53x17.46 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS028C-010-K-SS-WF Thumb Screws - 4-40 UNC - 2.85mm - 9.53x17.46 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $14.05 AUD
Regular price Sale price $14.05 AUD
Each
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
9.53
mm

(0.375 in.)
Overall Length (D)
17.46
mm

(0.687 in.)
Thumb Screws - 4-40 UNC -2.85mm- 9.53x17.46 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 9.53 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS028C-010-K-SS-WF Thumb Screws - 4-40 UNC - 2.85mm - 9.53x17.46 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $14.05 AUD
Regular price Sale price $14.05 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
11.11
mm

(0.437 in.)
Overall Length (D)
19.05
mm

(0.75 in.)
Head Diameter (E)
9.53
mm
Head Height (D)
4.76
mm
Thumb Screws - 4-40 UNC -2.85mm- 11.11x19.05 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS028C-011-K-SS-WF Thumb Screws - 4-40 UNC - 2.85mm - 11.11x19.05 mm - Stainless Steel
5 Available Immediately | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.95 AUD
Regular price $10.75 AUD Sale price $8.95 AUD
Each
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
11.11
mm

(0.437 in.)
Overall Length (D)
19.05
mm

(0.75 in.)
Thumb Screws - 4-40 UNC -2.85mm- 11.11x19.05 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 9.53 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS028C-011-K-SS-WF Thumb Screws - 4-40 UNC - 2.85mm - 11.11x19.05 mm - Stainless Steel
5 Available Immediately | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.95 AUD
Regular price $10.75 AUD Sale price $8.95 AUD
Each
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
12.70
mm

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

(0.687 in.)
Head Diameter (E)
7.94
mm
Head Height (D)
4.76
mm
Thumb Screws - 4-40 UNC -2.85mm- 12.7x17.46 mm - Brass
Material: Brass    Finish: Zinc Chromate Plated   
Category: Screws - Thumb - Knurled
Part Number: THS028C-013-K-BZ Thumb Screws - 4-40 UNC -2.85mm- 12.7x17.46 mm - Brass
1 Available Immediately | Item Discontinued - Up to 1 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
Each
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
12.70
mm

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

(0.687 in.)
Thumb Screws - 4-40 UNC -2.85mm- 12.7x17.46 mm - Brass
Material: Brass    Head Diameter (E): 7.94 mm    Head Height (D): 4.76 mm    Finish: Zinc Chromate Plated   
Category: Screws - Thumb - Knurled
Part Number: THS028C-013-K-BZ Thumb Screws - 4-40 UNC -2.85mm- 12.7x17.46 mm - Brass
1 Available Immediately | Item Discontinued - Up to 1 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
Each
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
19.05
mm

(0.75 in.)
Overall Length (D)
26.19
mm

(1.031 in.)
Head Diameter (E)
7.94
mm
Thumb Screws - 4-40 UNC -2.85mm- 19.05x26.19 mm - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)   
Category: Screws - Thumb - Knurled
Part Number: THS028C-019-K-NY-WF (10 Pcs) Thumb Screws - 4-40 UNC - 2.85mm - 19.05x26.19 mm - Nylon Polyamide 6/6
3 units (30 pcs) Available Immediately | Item Discontinued - Up to 3 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
Per 10
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
19.05
mm

(0.75 in.)
Overall Length (D)
26.19
mm

(1.031 in.)
Thumb Screws - 4-40 UNC -2.85mm- 19.05x26.19 mm - Nylon Polyamide 6/6
Material: Nylon (Polyamide 6/6)    Head Diameter (E): 7.94 mm   
Category: Screws - Thumb - Knurled
Part Number: THS028C-019-K-NY-WF (10 Pcs) Thumb Screws - 4-40 UNC - 2.85mm - 19.05x26.19 mm - Nylon Polyamide 6/6
3 units (30 pcs) Available Immediately | Item Discontinued - Up to 3 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
Per 10
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
25.40
mm

(1 in.)
Overall Length (D)
34.93
mm

(1.375 in.)
Head Diameter (E)
4.76
mm
Thumb Screws - 4-40 UNC -2.85mm- 25.4x34.93 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80   
Category: Screws - Thumb - Knurled
Part Number: THS028C-025-K-3-P Thumb Screws - 4-40 UNC - 2.85mm - 25.4x34.93 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 15, 2025
Regular price $16.32 AUD
Regular price Sale price $16.32 AUD
Each
Thread Size (A)
4-40 UNC (2.85mm)
Thread Length (B)
25.40
mm

(1 in.)
Overall Length (D)
34.93
mm

(1.375 in.)
Thumb Screws - 4-40 UNC -2.85mm- 25.4x34.93 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 4.76 mm   
Category: Screws - Thumb - Knurled
Part Number: THS028C-025-K-3-P Thumb Screws - 4-40 UNC - 2.85mm - 25.4x34.93 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 15, 2025
Regular price $16.32 AUD
Regular price Sale price $16.32 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
6.00
mm

(0.236 in.)
Overall Length (D)
10.50
mm

(0.413 in.)
Head Diameter (E)
12.00
mm
Head Height (D)
4.50
mm
Thumb Screws - M3 - 3x0.5mm - 6x10.5 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-006-K-3 (2 Pcs) Thumb Screws - M3 - 3x0.5mm - 6x10.5 mm - Stainless Steel
1 pack (2 pcs) Available Immediately | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $11.87 AUD
Regular price $22.56 AUD Sale price $11.87 AUD
Per 2
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
6.00
mm

(0.236 in.)
Overall Length (D)
10.50
mm

(0.413 in.)
Thumb Screws - M3 - 3x0.5mm - 6x10.5 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 12.00 mm    Head Height (D): 4.50 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-006-K-3 (2 Pcs) Thumb Screws - M3 - 3x0.5mm - 6x10.5 mm - Stainless Steel
1 pack (2 pcs) Available Immediately | Item Discontinued - Up to 1 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $11.87 AUD
Regular price $22.56 AUD Sale price $11.87 AUD
Per 2
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
8.00
mm

(0.315 in.)
Overall Length (D)
12.50
mm

(0.492 in.)
Head Diameter (E)
12.00
mm
Head Height (D)
4.50
mm
Thumb Screws - M3 - 3x0.5mm - 8x12.5 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-008-K-3 Thumb Screws - M3 - 3x0.5mm - 8x12.5 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $21.95 AUD
Regular price $26.35 AUD Sale price $21.95 AUD
Each
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
8.00
mm

(0.315 in.)
Overall Length (D)
12.50
mm

(0.492 in.)
Thumb Screws - M3 - 3x0.5mm - 8x12.5 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 12.00 mm    Head Height (D): 4.50 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-008-K-3 Thumb Screws - M3 - 3x0.5mm - 8x12.5 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $21.95 AUD
Regular price $26.35 AUD Sale price $21.95 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
10.00
mm

(0.394 in.)
Overall Length (D)
12.50
mm

(0.492 in.)
Head Diameter (E)
12.00
mm
Head Height (D)
2.50
mm
Thumb Screws - M3 - 3x0.5mm - 10x12.5 mm - 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: THS030M-010-K-3 Thumb Screws - M3 - 3x0.5mm - 10x12.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 29, 2025
Regular price $9.41 AUD
Regular price $11.29 AUD Sale price $9.41 AUD
Each
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
10.00
mm

(0.394 in.)
Overall Length (D)
12.50
mm

(0.492 in.)
Thumb Screws - M3 - 3x0.5mm - 10x12.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 12.00 mm    Head Height (D): 2.50 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-010-K-3 Thumb Screws - M3 - 3x0.5mm - 10x12.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 29, 2025
Regular price $9.41 AUD
Regular price $11.29 AUD Sale price $9.41 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
10.00
mm

(0.394 in.)
Overall Length (D)
17.500
mm

(0.689 in.)
Head Diameter (E)
12.00
mm
Thumb Screws - M3 -3x0.5mm- 10x17.5 mm - 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: THS030M-010-K-3-SHL Thumb Screws - M3 - 3x0.5mm - 10x17.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 29, 2025
Regular price $10.86 AUD
Regular price Sale price $10.86 AUD
Each
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
10.00
mm

(0.394 in.)
Overall Length (D)
17.500
mm

(0.689 in.)
Thumb Screws - M3 -3x0.5mm- 10x17.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 12.00 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS030M-010-K-3-SHL Thumb Screws - M3 - 3x0.5mm - 10x17.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 29, 2025
Regular price $10.86 AUD
Regular price Sale price $10.86 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
11.00
mm

(0.433 in.)
Overall Length (D)
16.00
mm

(0.63 in.)
Head Diameter (E)
8.00
mm
Head Height (D)
5.00
mm
Thumb Screws - M3 - 3x0.5mm - 11x16 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-011-K-3 Thumb Screws - M3 - 3x0.5mm - 11x16 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $23.59 AUD
Regular price $28.31 AUD Sale price $23.59 AUD
Each
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
11.00
mm

(0.433 in.)
Overall Length (D)
16.00
mm

(0.63 in.)
Thumb Screws - M3 - 3x0.5mm - 11x16 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 8.00 mm    Head Height (D): 5.00 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-011-K-3 Thumb Screws - M3 - 3x0.5mm - 11x16 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $23.59 AUD
Regular price $28.31 AUD Sale price $23.59 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
13.00
mm

(0.512 in.)
Overall Length (D)
18.00
mm

(0.709 in.)
Head Diameter (E)
8.00
mm
Head Height (D)
5.00
mm
Thumb Screws - M3 - 3x0.5mm - 13x18 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-013-K-3 (195 Pcs) Thumb Screws - M3 - 3x0.5mm - 13x18 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 15, 2025
Regular price $1,113.86 AUD
Regular price Sale price $1,113.86 AUD
Per 195
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
13.00
mm

(0.512 in.)
Overall Length (D)
18.00
mm

(0.709 in.)
Thumb Screws - M3 - 3x0.5mm - 13x18 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 8.00 mm    Head Height (D): 5.00 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-013-K-3 (195 Pcs) Thumb Screws - M3 - 3x0.5mm - 13x18 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 15, 2025
Regular price $1,113.86 AUD
Regular price Sale price $1,113.86 AUD
Per 195
View the product page first if you are unsure.
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
16.00
mm

(0.63 in.)
Overall Length (D)
18.50
mm

(0.728 in.)
Head Diameter (E)
12.00
mm
Head Height (D)
2.50
mm
Thumb Screws - M3 -3x0.5mm- 16x18.5 mm - 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: THS030M-016-K-3 Thumb Screws - M3 - 3x0.5mm - 16x18.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 29, 2025
Regular price $15.05 AUD
Regular price $18.05 AUD Sale price $15.05 AUD
Each
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
16.00
mm

(0.63 in.)
Overall Length (D)
18.50
mm

(0.728 in.)
Thumb Screws - M3 -3x0.5mm- 16x18.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 12.00 mm    Head Height (D): 2.50 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS030M-016-K-3 Thumb Screws - M3 - 3x0.5mm - 16x18.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 29, 2025
Regular price $15.05 AUD
Regular price $18.05 AUD Sale price $15.05 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
16.00
mm

(0.63 in.)
Overall Length (D)
23.500
mm

(0.925 in.)
Head Diameter (E)
12.00
mm
Thumb Screws - M3 -3x0.5mm- 16x23.5 mm - 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: THS030M-016-K-3-SHL Thumb Screws - M3 - 3x0.5mm - 16x23.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 29, 2025
Regular price $14.23 AUD
Regular price Sale price $14.23 AUD
Each
Thread Size (A)
M3 (3x0.5mm)
Thread Length (B)
16.00
mm

(0.63 in.)
Overall Length (D)
23.500
mm

(0.925 in.)
Thumb Screws - M3 -3x0.5mm- 16x23.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 12.00 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS030M-016-K-3-SHL Thumb Screws - M3 - 3x0.5mm - 16x23.5 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 29, 2025
Regular price $14.23 AUD
Regular price Sale price $14.23 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
M3.5 (3.5x0.6mm)
Thread Length (B)
8.00
mm

(0.315 in.)
Overall Length (D)
13.00
mm

(0.512 in.)
Head Diameter (E)
8.00
mm
Head Height (D)
5.00
mm
Thumb Screws - M3.5 -3.5x0.6mm- 8x13 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035M-008-K-3 Thumb Screws - M3.5 - 3.5x0.6mm - 8x13 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $22.50 AUD
Regular price $27.00 AUD Sale price $22.50 AUD
Each
Thread Size (A)
M3.5 (3.5x0.6mm)
Thread Length (B)
8.00
mm

(0.315 in.)
Overall Length (D)
13.00
mm

(0.512 in.)
Thumb Screws - M3.5 -3.5x0.6mm- 8x13 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 8.00 mm    Head Height (D): 5.00 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035M-008-K-3 Thumb Screws - M3.5 - 3.5x0.6mm - 8x13 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $22.50 AUD
Regular price $27.00 AUD Sale price $22.50 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
M3.5 (3.5x0.6mm)
Thread Length (B)
13.00
mm

(0.512 in.)
Overall Length (D)
18.00
mm

(0.709 in.)
Head Diameter (E)
8.00
mm
Head Height (D)
5.00
mm
Thumb Screws - M3.5 -3.5x0.6mm- 13x18 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035M-013-K-3 Thumb Screws - M3.5 - 3.5x0.6mm - 13x18 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $24.77 AUD
Regular price $29.73 AUD Sale price $24.77 AUD
Each
Thread Size (A)
M3.5 (3.5x0.6mm)
Thread Length (B)
13.00
mm

(0.512 in.)
Overall Length (D)
18.00
mm

(0.709 in.)
Thumb Screws - M3.5 -3.5x0.6mm- 13x18 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 8.00 mm    Head Height (D): 5.00 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035M-013-K-3 Thumb Screws - M3.5 - 3.5x0.6mm - 13x18 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $24.77 AUD
Regular price $29.73 AUD Sale price $24.77 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
6-32 UNC (3.5mm)
Thread Length (B)
7.94
mm

(0.313 in.)
Overall Length (D)
12.70
mm

(0.5 in.)
Head Diameter (E)
7.94
mm
Head Height (D)
4.76
mm
Thumb Screws - 6-32 UNC - 3.5mm - 7.94x12.7 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035C-008-K-3 Thumb Screws - 6-32 UNC - 3.5mm - 7.94x12.7 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $28.95 AUD
Regular price $34.75 AUD Sale price $28.95 AUD
Each
Thread Size (A)
6-32 UNC (3.5mm)
Thread Length (B)
7.94
mm

(0.313 in.)
Overall Length (D)
12.70
mm

(0.5 in.)
Thumb Screws - 6-32 UNC - 3.5mm - 7.94x12.7 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 7.94 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035C-008-K-3 Thumb Screws - 6-32 UNC - 3.5mm - 7.94x12.7 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $28.95 AUD
Regular price $34.75 AUD Sale price $28.95 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
6-32 UNC (3.5mm)
Thread Length (B)
9.53
mm

(0.375 in.)
Overall Length (D)
14.29
mm

(0.563 in.)
Head Diameter (E)
7.94
mm
Head Height (D)
4.76
mm
Thumb Screws - 6-32 UNC -3.5mm- 9.53x14.29 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035C-010-K-3 Thumb Screws - 6-32 UNC - 3.5mm - 9.53x14.29 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $19.05 AUD
Regular price $22.85 AUD Sale price $19.05 AUD
Each
Thread Size (A)
6-32 UNC (3.5mm)
Thread Length (B)
9.53
mm

(0.375 in.)
Overall Length (D)
14.29
mm

(0.563 in.)
Thumb Screws - 6-32 UNC -3.5mm- 9.53x14.29 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 7.94 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035C-010-K-3 Thumb Screws - 6-32 UNC - 3.5mm - 9.53x14.29 mm - Stainless Steel
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $19.05 AUD
Regular price $22.85 AUD Sale price $19.05 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
6-32 UNC (3.5mm)
Thread Length (B)
9.53
mm

(0.375 in.)
Overall Length (D)
17.46
mm

(0.687 in.)
Head Diameter (E)
9.53
mm
Head Height (D)
4.76
mm
Thumb Screws - 6-32 UNC -3.5mm- 9.53x17.46 mm - Stainless Steel
Material: Stainless Steel    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035C-010-K-SS-WF Thumb Screws - 6-32 UNC - 3.5mm - 9.53x17.46 mm - Stainless Steel
5 Available Immediately | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.86 AUD
Regular price $10.64 AUD Sale price $8.86 AUD
Each
Thread Size (A)
6-32 UNC (3.5mm)
Thread Length (B)
9.53
mm

(0.375 in.)
Overall Length (D)
17.46
mm

(0.687 in.)
Thumb Screws - 6-32 UNC -3.5mm- 9.53x17.46 mm - Stainless Steel
Material: Stainless Steel    Head Diameter (E): 9.53 mm    Head Height (D): 4.76 mm    Finish: Plain   
Category: Screws - Thumb - Knurled
Part Number: THS035C-010-K-SS-WF Thumb Screws - 6-32 UNC - 3.5mm - 9.53x17.46 mm - Stainless Steel
5 Available Immediately | Item Discontinued - Up to 5 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $8.86 AUD
Regular price $10.64 AUD Sale price $8.86 AUD
Each
Thread Size (A)
6-32 UNC (3.5mm)
Thread Length (B)
10.30
mm

(0.406 in.)
Overall Length (D)
18.26
mm

(0.719 in.)
Head Diameter (E)
11.11
mm
Head Height (D)
4.76
mm
Thumb Screws - 6-32 UNC -3.5mm- 10.3x18.26 mm - Brass
Material: Brass    Finish: Nickel Plated   
Category: Screws - Thumb - Knurled
Part Number: THS035C-010-K-BN-WF Thumb Screws - 6-32 UNC - 3.5mm - 10.3x18.26 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $72.68 AUD
Regular price $87.22 AUD Sale price $72.68 AUD
Each
Thread Size (A)
6-32 UNC (3.5mm)
Thread Length (B)
10.30
mm

(0.406 in.)
Overall Length (D)
18.26
mm

(0.719 in.)
Thumb Screws - 6-32 UNC -3.5mm- 10.3x18.26 mm - Brass
Material: Brass    Head Diameter (E): 11.11 mm    Head Height (D): 4.76 mm    Finish: Nickel Plated   
Category: Screws - Thumb - Knurled
Part Number: THS035C-010-K-BN-WF Thumb Screws - 6-32 UNC - 3.5mm - 10.3x18.26 mm - Brass
Out of Stock | Backorder Now | Orders can be expected around Tue, Jul 01, 2025
Regular price $72.68 AUD
Regular price $87.22 AUD Sale price $72.68 AUD
Each
View the product page first if you are unsure.
Thread Size (A)
6-32 UNC (3.5mm)
Thread Length (B)
11.11
mm

(0.437 in.)
Overall Length (D)
19.05
mm

(0.75 in.)
Head Diameter (E)
11.11
mm
Thumb Screws - 6-32 UNC -3.5mm- 11.11x19.05 mm - 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: THS035C-019-K-3-SHL Thumb Screws - 6-32 UNC -3.5mm- 11.11x19.05 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 15, 2025
Regular price $15.23 AUD
Regular price Sale price $15.23 AUD
Each
Thread Size (A)
6-32 UNC (3.5mm)
Thread Length (B)
11.11
mm

(0.437 in.)
Overall Length (D)
19.05
mm

(0.75 in.)
Thumb Screws - 6-32 UNC -3.5mm- 11.11x19.05 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Material: Stainless Steel 303/304 (Similar to A2, 18-8) HRB80    Head Diameter (E): 11.11 mm   
Category: Screws - Thumb - Shoulder
Part Number: THS035C-019-K-3-SHL Thumb Screws - 6-32 UNC -3.5mm- 11.11x19.05 mm - Stainless Steel 303/304 Similar to A2, 18-8 HRB80
Out of Stock | Backorder Now | Orders can be expected around Sun, Jun 15, 2025
Regular price $15.23 AUD
Regular price Sale price $15.23 AUD
Each
View the product page first if you are unsure.