3/4-16 x 4 Hex Cap Screw SS 18-8 (A2)

3/4-10 x 5 1/2 Grade 8 Hex Cap Screw Yellow Zinc Plated

5/16-18 x 5 Hex Tap Bolt Silicon Bronze

27/64 x 12 High Speed Aircraft Bit Cobalt

7/8-14 x 3 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 1 1/2-6 L9 Hex Cap Screws Yellow Zinc Plated - Domestic USA 3/4-16 x 4 Hex Cap7 8 14 x 3 1 2 Grade 5 Hex Cap Screw Zinc Plated 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