7/8-9 x 3 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (15)

1-8 x 8 Hex Cap Screw SS 18-8 (A2)

7/16-14 x 1 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (500)

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#10 Diameter

1/4-28 x 4 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (450) 3/4-10 Hex Cap Screws 18-8 Stainless Steel 7/8-9 x 3 1/2 Grade1 4 28 x 4 1 2 Grade 5 Hex Cap Screw Plain Domestic USA (450). 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