9/16-12 x 4 1/2 Hex Cap Screw SS 316 (A4)

9/16 L9 USS Tension Flatwasher Yellow Zinc Plated Domestic USA (1000)

Designed for use in pre-tapped holes and where corrossion is of concern

13/16 x 6 Reduced Shank Drill Bit (1/2 Shank)

3/8-24 x 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 1/2-13 Socket Cap Screws 316 Stainless Steel 9/16-12 x 4 1/2 Hex3 8 24 x 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 of