1/4-28 x 1 Grade 8 Hex Cap Screw Plain Domestic USA (100)

and other corrosive conditions

5/8-11 x 7 1/2 Hex Cap Screw SS 316 (A4)

1/2-20 x 4 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (25)

5/16-18 x 4 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (50) Lipped Drop-In Anchors Zinc Plated 1/4-28 x 1 Grade 85 16 18 x 4 1 2 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