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

5/8-11 x 2 1/2 Hex Tap Bolt Silicon Bronze

3/8 x 6 High Speed Aircraft Bit

1-8 x 3 Grade 8 Hex Cap Screw Plain Domestic USA (40)

1/4-28 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) Square Drive Framing Screws 5/8-11 x 5 Hex Cap1 4 28 x 1 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) . 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