In diameters 1/4 to 1 1/2 inches our Grade 8 material meets or exceeds SAE J429 Grade 8 specifications

straps that snap off flush with the wall every time

When you want the best in materials for projects of all kinds

5/16-18 x 7/8 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (1500)

5/16-24 x 3 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 2 1/2-4 Socket Cap Screws Alloy In diameters 1/4 to 15 16 24 x 3 1 4 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