Designed for use with 18-8 stainless steel screws

8 x 2 1/2 Square Bugle Decking Screws Yellow Zinc Plated - Carton (2500)

7/8-14 x 4 Grade 5 Hex Cap Screw Zinc Plated

5/16-24 x 1 Grade 8 Hex Cap Screw Plain Domestic USA (100)

1 1/2-6 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (5)

7/16-14 x 1 3/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) Reduced Shank Drill Bits Cobalt - 1/2 Shank Designed for use with 18-87 16 14 x 1 3 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