Collection: Screws - Roof Bolt - Steel

Screws -> Roof Bolt -> Steel
Thread Size (C) Thread Length (L) Material Indicative
Image
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
9.5
mm

(Equiv. 0.374 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 9.5 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-010-RB-CZ (10 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 9.5 mm - Zinc Plated Steel Screw
20 units (200 pcs) Available Now | Further orders can be expected around Fri, Nov 21, 2025
Regular price $2.50 AUD
Regular price $4.70 AUD Sale price $2.50 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

20 units (200 pcs) Available Now. Backorder if more than 20.
Thread Size (C) Thread Length (L) Material Indicative
Image
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
9.5
mm

(Equiv. 0.374 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 9.5 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-010-RB-CZ (10 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 9.5 mm - Zinc Plated Steel Screw
20 units (200 pcs) Available Now | Further orders can be expected around Fri, Nov 21, 2025
Regular price $2.50 AUD
Regular price $4.70 AUD Sale price $2.50 AUD
10 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

20 units (200 pcs) Available Now. Backorder if more than 20.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
12.7
mm

(Equiv. 0.5 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 12.7 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-013-RB-CZ (20 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 12.7 mm - Zinc Plated Steel Screw
15 units (300 pcs) Available Now | Item Discontinued - Up to 15 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.11 AUD
Regular price $9.77 AUD Sale price $3.11 AUD
20 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

15 units (300 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
12.7
mm

(Equiv. 0.5 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 12.7 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-013-RB-CZ (20 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 12.7 mm - Zinc Plated Steel Screw
15 units (300 pcs) Available Now | Item Discontinued - Up to 15 may be ordered online. No backorders. Please contact us if you need a larger quantity
Regular price $3.11 AUD
Regular price $9.77 AUD Sale price $3.11 AUD
20 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

15 units (300 pcs) Available Now. These are priced to quit. Please contact us for a quote if you require more.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
15.9
mm

(Equiv. 0.626 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 15.9 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-016-RB-CZ (100 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 15.9 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $58.05 AUD
Regular price Sale price $58.05 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
15.9
mm

(Equiv. 0.626 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 15.9 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-016-RB-CZ (100 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 15.9 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $58.05 AUD
Regular price Sale price $58.05 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
19.1
mm

(Equiv. 0.752 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 19.1 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-019-RB-CZ (100 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 19.1 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $59.68 AUD
Regular price Sale price $59.68 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
19.1
mm

(Equiv. 0.752 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 19.1 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-019-RB-CZ (100 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 19.1 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $59.68 AUD
Regular price Sale price $59.68 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
25.4
mm

(Equiv. 1 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 25.4 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-025-RB-CZ (100 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 25.4 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $61.23 AUD
Regular price Sale price $61.23 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
25.4
mm

(Equiv. 1 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 25.4 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-025-RB-CZ (100 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 25.4 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $61.23 AUD
Regular price Sale price $61.23 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
31.8
mm

(Equiv. 1.252 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 31.8 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-032-RB-CZ (50 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 31.8 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $33.32 AUD
Regular price Sale price $33.32 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
31.8
mm

(Equiv. 1.252 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 31.8 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-032-RB-CZ (50 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 31.8 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $33.32 AUD
Regular price Sale price $33.32 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 38.1 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-038-RB-CZ (50 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 38.1 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $18.59 AUD
Regular price $22.31 AUD Sale price $18.59 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 38.1 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-038-RB-CZ (50 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 38.1 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $18.59 AUD
Regular price $22.31 AUD Sale price $18.59 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
44.5
mm

(Equiv. 1.752 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 44.5 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-045-RB-CZ (50 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 44.5 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $21.14 AUD
Regular price $25.36 AUD Sale price $21.14 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
44.5
mm

(Equiv. 1.752 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 44.5 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-045-RB-CZ (50 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 44.5 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $21.14 AUD
Regular price $25.36 AUD Sale price $21.14 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
50.8
mm

(Equiv. 2 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 50.8 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-051-RB-CZ (200 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 50.8 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $89.23 AUD
Regular price $107.07 AUD Sale price $89.23 AUD
200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
50.8
mm

(Equiv. 2 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 50.8 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-051-RB-CZ (200 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 50.8 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $89.23 AUD
Regular price $107.07 AUD Sale price $89.23 AUD
200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
63.5
mm

(Equiv. 2.5 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 63.5 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-064-RB-CZ (50 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 63.5 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $42.32 AUD
Regular price Sale price $42.32 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
63.5
mm

(Equiv. 2.5 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 63.5 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-064-RB-CZ (50 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 63.5 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $42.32 AUD
Regular price Sale price $42.32 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
76.2
mm

(Equiv. 3 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 76.2 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-076-RB-CZ (50 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 76.2 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $43.59 AUD
Regular price Sale price $43.59 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
1/4-20 BSW (6.35mm)

Thread Length (L)
76.2
mm

(Equiv. 3 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 76.2 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.270 mm    Threads Per Inch: 20 TPI   
Part Number: SC064W-076-RB-CZ (50 Pcs)
Roof Bolt Screws - 1/4-20 BSW - 6.35mm - 76.2 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $43.59 AUD
Regular price Sale price $43.59 AUD
50 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
12.7
mm

(Equiv. 0.5 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 12.7 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-013-RB-CZ (100 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 12.7 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $29.23 AUD
Regular price $35.07 AUD Sale price $29.23 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
12.7
mm

(Equiv. 0.5 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 12.7 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-013-RB-CZ (100 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 12.7 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $29.23 AUD
Regular price $35.07 AUD Sale price $29.23 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
19.1
mm

(Equiv. 0.752 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 19.1 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-019-RB-CZ (100 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 19.1 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $32.59 AUD
Regular price $39.11 AUD Sale price $32.59 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
19.1
mm

(Equiv. 0.752 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 19.1 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-019-RB-CZ (100 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 19.1 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $32.59 AUD
Regular price $39.11 AUD Sale price $32.59 AUD
100 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
25.4
mm

(Equiv. 1 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 25.4 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-025-RB-CZ (200 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 25.4 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $126.23 AUD
Regular price $151.47 AUD Sale price $126.23 AUD
200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
25.4
mm

(Equiv. 1 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 25.4 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-025-RB-CZ (200 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 25.4 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $126.23 AUD
Regular price $151.47 AUD Sale price $126.23 AUD
200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
31.8
mm

(Equiv. 1.252 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 31.8 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-032-RB-CZ (200 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 31.8 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $135.41 AUD
Regular price $162.49 AUD Sale price $135.41 AUD
200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
31.8
mm

(Equiv. 1.252 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 31.8 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-032-RB-CZ (200 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 31.8 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $135.41 AUD
Regular price $162.49 AUD Sale price $135.41 AUD
200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 38.1 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-038-RB-CZ (200 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 38.1 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $146.95 AUD
Regular price $176.35 AUD Sale price $146.95 AUD
200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
38.1
mm

(Equiv. 1.5 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 38.1 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-038-RB-CZ (200 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 38.1 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $146.95 AUD
Regular price $176.35 AUD Sale price $146.95 AUD
200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
50.8
mm

(Equiv. 2 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 50.8 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-051-RB-CZ (200 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 50.8 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $163.32 AUD
Regular price $195.98 AUD Sale price $163.32 AUD
200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.
Thread Size (C)
5/16-18 BSW (7.94mm)

Thread Length (L)
50.8
mm

(Equiv. 2 in.)
Material
Zinc Plated Steel

Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 50.8 mm - Zinc Plated Steel
Material: Zinc Plated Steel    Type: Roof Bolt with Nut / Slotted and Philips    Pitch: 1.411 mm    Threads Per Inch: 18 TPI   
Part Number: SC079W-051-RB-CZ (200 Pcs)
Roof Bolt Screws - 5/16-18 BSW - 7.94mm - 50.8 mm - Zinc Plated Steel Screw
Out of Stock | Backorder Now | Orders can be expected around Fri, Nov 21, 2025
Regular price $163.32 AUD
Regular price $195.98 AUD Sale price $163.32 AUD
200 Per Sell Unit
Excludes GST and overseas Taxes & Duties
Quantity Required

Backorder: Out of Stock.