3/4-16 x 4 1/2 Hex Cap Screw SS 316 (A4)

3/8-24 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (175)

1 1/4-12 x 12 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (4)

5/16-18 x 1 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

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

1/2-20 x 5 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 3/4-10 Socket Cap Screws Alloy 3/4-16 x 4 1/2 Hex1 2 20 x 5 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) . 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