Grade 5 Hex Cap Screws are manufactured from medium carbon steel

10 x 2 1/2 Simpson Bugle-Head Self-Drilling Screw - Square Drive 410 SS - Carton (1000)

there is no secondary tightening operation required which greatly reduces the overall cost of an anchor installation

13/64 Heavy Duty Drill Bit - Stubby Length

even at reduced edge distances and spacings

3/4-10 x 6 Grade 5 Carriage Bolt Zinc Plated F436 Flat Washers Plain Grade 5 Hex Cap Screws3 4 10 x 6 Grade 5 Carriage Bolt Zinc Plated . Grade 5 Carriage Bolts are manufactured from medium carbon steel. Our Grade 5 material meets or exceeds SAE J429 Grade 5 specifications and is manufactured with rolled threads. Zinc plated material meets or exceeds ASTM F1941. Typical hardness on diameters of 1 4 to 1 inch is HRC 25 34. Tensile strength on diameters 1 4 to 1 inch will meet a minimum of 120,000 psi.