uoboeuq 8PC Concrete Drill Bit Set, Masonry Drill Bits for Tile,Brick, Plastic and Wood,Tungsten Carbide Tip Best for Wall Mirror and Ceramic Tile on Concrete and Brick Wall -3-12mm-

Drill Bit Usage : Cross cutter head design can Suitable for drilling hole easily penetrate material ( tile,glass) and reduces breakout. Note: Please do not use this drill bit to drill the Thick iron plate and Tempered glass ( When drilling, use water for cooling. The drill bit will last longer ) New electrophoretic paint process: The drill bit adopt a new electrophoretic paint process, abandoning the traditional spray process, processing anti-rust treatment, and make the drill bit more durable. 1/4” Hex shank: Drill bit handle design for Hex shank, can clamped on the drill more firmly Drill Bit Specification: Material: YG6X hard alloy Color: black drill bit Handle:1/4” Hex shank Process:electrophoretic paint 8PCS Dill Bit Dimension: 3mm(Dia) x 70mm(L) 4mm (Dia)x 70mm(L) 5mm(Dia) x 75mm(L) 6mm (Dia)x 76mm(L) 7mm(Dia) x 77mm(L) 8mm (Dia)x 78mm(L) 10mm(Dia) x 83mm(L) 12mm(Dia) x 87mm(L)