8 DIN 931 Zinc Plated - Class 8

1-8 x 3 1/4 Grade 5 Hex Cap Screw Zinc Plated

3/8-16 x 2 3/4 Grade 8 Hex Cap Screw Plain Domestic USA (400)

5/8-11 x 4 Flat Socket Cap Screw Alloy

1/2-20 x 1 Grade 5 Hex Cap Screw Plain Domestic USA (50) 1 1/4-7 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 8 DIN 931 Zinc Plated1 2 20 x 1 Grade 5 Hex Cap Screw Plain 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 of 120,000