Designed primarily for use with square bolts

1 3/4-5 x 3 Socket Cap Screw Alloy

7/8-9 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (15)

1/4-20 x 5/8 Grade 8 Hex Cap Screw Plain Domestic USA (100)

2 3/4-4 A563 Grade A Heavy Hex Nut Zinc Plated

5/16-24 x 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (500) Phillips Bugle Coarse Drywall Screws Phosphate Coated Designed primarily for use with5 16 24 x 3 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (500) . Grade 8 Hex Cap Screws are manufactured in the USA from medium carbon alloy steel. In diameters 1 4 to 1 1 2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications. Diameters over 1 1 2 inches meet or exceed ASTM A354 Grade BD. All material is manufactured with rolled threads. Yellow zinc plated bolting will meet or exceed ASTM F1941. Typical hardness on