9/16-18 x 4 L9 Hex Cap Screw Yellow Zinc Plated Domestic USA (150)

LedgerLOK® is approved in ACQ pressure treated lumber

1/4 x 2 1/2 Mushroom Spike Zinc Plated (100)

3/8-16 x 5 Grade 5 Hex Cap Screw Plain Domestic USA (225)

3/8-16 x 5 1/2 Grade 5 Hex Cap Screw Plain Domestic USA (50) Phillips Flat Self Drilling Cement Board Screws with Wings 9/16-18 x 4 L9 Hex3 8 16 x 5 1 2 Grade 5 Hex Cap Screw Plain 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 of