5/16-18 x 5/8 Grade 5 Hex Cap Screw Plain Domestic USA (1800)

3/4-16 x 3 Grade 5 Hex Cap Screw Plain Domestic USA (25)

8 x 1 1/2 Simpson Truss-Head Wood Screws - Square Drive 305 SS - Box (100)

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

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

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 5/16-18 x 5/8 Grade 53 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