3/4-16 x 3 Hex Cap Screw SS 18-8 (A2)

3/4-16 x 3 1/4 Hex Cap Screw SS 316 (A4)

1/4-20 x 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

5/16-18 x 2 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

5/8-11 x 2 Socket Cap Screw 316 Stainless Steel

3/8-16 x 3 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 1 1/2-6 Socket Cap Screws Alloy 3/4-16 x 3 Hex Cap3 8 16 x 3 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) . 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