1/2-13 x 16 A307 Grade A Carriage Bolt HDG

3/8-16 x 3 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (50)

Yield Strength - 92

7/8-9 Nylon Insert Locknut 18-8 SS

3/4-16 x 8 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (30)

1/4-28 x 2 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (900) M24-3.0 Hex Cap Screws 8.8 DIN 931 Zinc Plated 1/2-13 x 16 A307 Grade1 4 28 x 2 1 2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (900) . 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