7/16-20 x 1 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (825)

Coarse threads run approximately 2/3 up the shank to help draw the decking tightly to the substrate

1-14 x 2 3/4 Grade 5 Hex Cap Screw Zinc Plated

5/8-18 x 1 1/2 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (25)

#53 Heavy Duty Drill Bit - Stubby Length

5/16-18 x 5/8 Grade 5 Hex Cap Screw Plain Domestic USA (100) 5/8-18 Socket Cap Screws Alloy 7/16-20 x 1 L9 Hex5 16 18 x 5 8 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