9/16-12 x 2 1/4 Grade 8 Hex Cap Screw Plain Domestic USA (25)

5/16-18 x 6 Grade 5 Hex Cap Screw Plain Domestic USA (50)

1/4-20 x 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100)

2 1/2 F436 Flat Washer Plain

7/16-14 x 3/4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (100)

7/16-14 x 2 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (50) 6-Lobe Bugle-Head Decking Screws 316 Stainless Steel 9/16-12 x 2 1/4 Grade7 16 14 x 2 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