3/4-10 x 5 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (45)

1-14 x 4 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (30)

7/16-14 x 7/8 Grade 5 Hex Cap Screw Plain Domestic USA (700)

3/4-10 x 8 Hex Cap Screw SS 316 (A4)

1-8 x 3 1/2 Flat Socket Cap Screw Alloy

5/16-18 x 5/8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 1-8 Grade 5 Hex Cap Screws Zinc Plated 3/4-10 x 5 1/2 Grade5 16 18 x 5 8 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