SDS Plus Concrete Wall Hole Saw TCT Carbide Hole Cutter Kit for Brick Cement Air Condition Pipe Drilling Hollow Core Drill Bit

1.Made of thick carbon steel body + high hardness carbide tipped teeth, high temperature quenching, anti-drop teeth, durable for dry drilling brick, concrete, cinder block wall。2.Double-sided chip removal holes design, fast dust discharge, avoid clogging & overheating during long time drilling, smooth cutting without wall cracking。3.Equipped with SDS PLUS connecting rod & 135° pilot drill, excellent concentricity, no wandering when positioning hole, neat hole edge without burr。4.Compatible with most SDS plus rotary hammer drills, widely used for air conditioner hole, water pipe, exhaust duct, wire box opening construction。Note：Sizes from 30mm~160mm in stock, Hole SAW and connecting rod are sold separately