5/8-11 x 4 1/2 Grade 8 Hex Cap Screw Plain Domestic USA (80)

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

with a chiseled point

1/4 x 1 Nailon™ Anchor Mushroom Zinc Plated (100)

3/8-16 x 1 1/4 Grade 5 Hex Cap Screw Plain Domestic USA (100) 7/16-14 Grade 8 Hex Cap Screws Plain - Domestic USA 5/8-11 x 4 1/2 Grade3 8 16 x 1 1 4 Grade 5 Hex Cap Screw Plain Domestic USA (100). 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