Typical hardness is HRC 24-35 for diameters up to 1 1/2 inches

29/32 x 6 Reduced Shank Drill Bit Cobalt (1/2 Shank)

10 x 3 1/2 Simpson Bugle-Head Wood Decking Screws - Square Drive T17 316 SS - 5 lbs Pack (270)

3/4-16 x 1 Hex Cap Screw SS 18-8 (A2)

2 1/2-4 x 12 Socket Cap Screw Alloy

3/16 x 2 3/4 Slot Hex Hi-Low Thread Concrete Screws Blue Ceramic Coated (2000) 7/16-20 Flat Socket Cap Screws Alloy Typical hardness is HRC 24-353 16 x 2 3 4 Slot Hex Hi Low Thread Concrete Screws Blue Ceramic Coated (2000) Meets ASTM A510 for carbon steel manufacturing Meets ASTM B117 for salt spray corrosion 500 hours Notched threads for cutting into concrete, brick and cement block Hi Low thread pattern creates higher pullout tolerances Diamond point design cuts and clears debris during installation for better thread engagement Ceramic coating provides protection from corrosion ACQ