6Pcs Hex Shank Tile Hole Opener Dry-drilling Tile Drill Bit Granite Drilling

Label:Yes Color: black Material: brazing Product name: Dry Drill Bits Hole size: 6mm(0.24in),8mm(0.31in),10mm(0.39in),12mm(0.47in),14mm(0.55in),16mm(0.63in) Shank size: 6.35mm(0.25in) Package:6pcs Drill Bits(6+8+10+12+14+16mm(0.24+0.31+0.39+0.47+0.55+0.63in))

Feature Multi-purpose drilling for granite & marble, masonry, concrete, tile/ceramic, stone Wax inside for cooling,our Tipped Drill Bits have wax cores built-in which automatically absorb and dissipate heat as you go Dry drilling and Use water for longer time.Notice:Please use with water when drilling granite