7/1PCS 5-16mm Dry Diamond Drill Bit Set Diamond Core Drill Bits For Ceramic Tile Marble Granite Glass Drilling Tools Set

High-concerned chemical : None Origin : Mainland China is_customized : Yes Model Number : Dry Diamond Drill Bit Set DIY Supplies : TiLing Material : Diamond Type : Core Drill Bit Use : Masonry Drilling Set : 7/1PCS 5-16mm Dry Diamond Drill Bit Set

Feature Diameter 5-16mm 1/4 Inch,diamond length 10mm ,Hex Shank Quick-fit Multi-purpose drilling for granite & marble, masonry, concrete, tile/ceramic, stone Wax inside for cooling,our Diamond 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 Vacuum Brazed diamond technology provide very high efficiency,cuts faster and lasts longer. Diamond material upgraded, can drill 10-15 more holes than ordinary drill bits Package Includes 7/1PCS Dry Diamond Drill Bits Set