1/2-20 x 3 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (150)

7/8-9 x 7/8 Socket Set Screw Cup Point Alloy

3/4-10 x 3 1/4 A325 Type 1 Heavy Hex Bolt Plain (100)

3/4-10 x 7 1/2 Grade 5 Hex Cap Screw Zinc Plated

1 3/16 x 6 Reduced Shank Drill Bit (1/2 Shank)

1-14 x 2 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (10) OlyLog Log Home Fasteners 1/2-20 x 3 3/4 Grade1 14 x 2 1 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (10) . 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