Alloy Wall Glass Masonry Ceramic Tiles Boring Crown Drill Bit Set Drilling 4Pcs Feature: The bit is made of cemented carbide and its hardness is higher than that of ordinary bit. The cutting resistance is small and the drilling efficiency is high. The drill bit has been grooved the surface of the drill body is clean and without burrs. The paint is rust-proof and the chip removal is smoother. The unique triangular handle shape enables the bit to be tightened without slipping. High hardness more durable longer service life. No broken edges no tremor small incision resistance fast opening speed easy chip removal etc. easy decoration after opening. Applicable to: Ceramic Tile Glass Concrete Brick Wall Marble Wood Plastic Package Include: A Set Drill Bit(Contain:1x 6mm (1/4 ) 1x 8mm (5/16 ) 1x 10mm(3/8 ) 1x 12mm(1/2 )) Product include: 4 × drill bit
