Coated Type 17 - Carton (3

5/8-11 x 2 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (125)

1 1/2 L9 USS Tension Flatwasher Yellow Zinc Plated Domestic USA (10)

1/2-20 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (125)

3/4-10 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (45) M20-2.50 Socket Set Screws Cup Point DIN 916 Black Oxide Coated Type 17 - Carton3 4 10 x 5 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (45) . 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