1/4-28 x 3 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (50)

1-8 x 4 1/2 Flat Socket Cap Screw Alloy

1-8 x 7 Grade 8 Hex Cap Screw Yellow Zinc Plated

6 x 2 1/4 Phillips Bugle Decking Screws Dacrotized - Carton (3000)

5/8-11 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (90) Phillips Self Drilling Drywall Screws Zinc Plated 1/4-28 x 3 1/4 Grade5 8 11 x 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (90) . Grade 5 Hex Cap Screws are manufactured in the USA from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications. All products are manufactured with rolled threads. Typical hardness on diameters 1 4 to 1 inch is HRC 25 34. On diameters over 1 inch to 1 1 2 hardness will range from HRC 19 30. Tensile strength for diameters 1 4 to 1 inch is a minimum of