1/4 x 2 1/4 Phillips Flat Hi-Low Thread Concrete Screws Blue Ceramic Coated

1/4-28 x 4 1/2 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (450)

3" F436 Flat Washer HDG

3/8-16 x 1 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (675)

7/16-14 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) 7/8-9 Grade 8 Hex Cap Screws Yellow Zinc Plated 1/4 x 2 1/4 Phillips7 16 14 x 6 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (25) . 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