Proof load strength will meet a minimum of 100

#4 Heavy Duty Jobber Drill Bit

7/8-9 x 14 Socket Cap Screw Alloy

7/8-14 x 3 Grade 8 Hex Cap Screw Yellow Zinc Plated

1 1/4 x 36 ITM SDS Max X-Cutter Hammer Drill Bit

3/16 x 2 1/4 Slot Hex Hi-Low Thread Concrete Screws Blue Ceramic Coated (2500) 1/2-20 Button Socket Cap Screws Alloy Proof load strength will meet3 16 x 2 1 4 Slot Hex Hi Low Thread Concrete Screws Blue Ceramic Coated (2500) 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