1/2-20 x 2 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (50)

1-14 x 4 Grade 8 Hex Cap Screw Plain Domestic USA (10)

4-4 A194 2H Heavy Hex Nut Plain

3/4-16 x 4 1/2 Hex Cap Screw SS 316 (A4)

1-8 x 2 Grade 5 Hex Cap Screw Plain Domestic USA (50)

5/8-11 x 1 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 5/16-18 Hex Tap Bolts Silicon Bronze 1/2-20 x 2 1/2 Grade5 8 11 x 1 1 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) . 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