Chemical Composition:

3/4-16 x 6 Grade 8 Hex Cap Screw Plain Domestic USA (25)

1/2-20 x 3 Socket Cap Screw 18-8 (A2) Stainless Steel

1/4-20 x 1 1/4 Grade 8 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

3/8-16 x 1 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (800)

3/8-16 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (600) Laminating Screws Chemical Composition:3 8 16 x 1 3 4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (600) . 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