7pcs Tungsten Carbide Drill Bit Set For Porcelain Tile Concrete Brick Glass

Features: *Made of high quality alloy material High hardness and wear resistance can be used for a long time. *Our drill bit enables precise drilling from the very first contact with a tiled surface. *A spiral shaft also increases stock removal to leave cleanly drilled holes. *Suited To Brick Block Stone Light Concrete Ceramic Hardwood Board Glass and Marble materials. *When drilling hard material (glass porcelain floor tile marble or granite) please use water for lubrication. Specifications: *Item Type: Drill Bit *Materials:Tungsten carbide *Color: Gold *Shape:Triangular shape handle *Diameter: 3/4/5/6/8/10/12mm *Length: 80-120mm (Approx.) *Quantity: 7pcs (Notice: the DIA is measure by Triangle part not the thread part) Package Includes: 7*Drill Bits Note: 1.The real color of the item may be slightly different from the pictures shown on website caused by many factors.such as brightness of your monitor and light brightness. 2.Please allow slight error due to the hand measurement.