3/8-24 x 2 Grade 8 Hex Cap Screw Plain Domestic USA (550)

1/2-20 x 2 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (50)

3/4 x 8 Hex Lag Screw Zinc Plated

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7/8-9 x 5 Hex Cap Screw SS 18-8 (A2)

7/16-20 x 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (750) 1-14 Grade 5 Hex Cap Screws Zinc Plated 3/8-24 x 2 Grade 87 16 20 x 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (750) . 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