) material thickness

1/4 x 1 3/4 Tie Wire Split Drive Anchor Zinc Plated (100)

Hot-Dip Galvanized material will meet or exceed ASTM A563

HeadLOK® offers higher design shear than 3/8" lag screws and no pre-drilling is needed

#4 Heavy Duty Jobber Drill Bit

3/8-24 x 1 1/4 Grade 5 Hex Cap Screw Zinc Plated Domestic USA (100) 3/4 Hex Lag Screws Zinc Plated ) material thickness3 8 24 x 1 1 4 Grade 5 Hex Cap Screw Zinc Plated 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