ăSizeăTotal 5pcs/set: 4pcs 6/8/10/12mm diamond drill bits with hex shank; 1pc 6mm carbide drill with triangle shank
ăApplicationăSuitable for dry or wet drilling in Porcelain Ceramic Tile Marble Granite Artificial Stone Quartz, etc. Wet using will prolong the working life. Hex shank design for stable clamping, smooth and easy drilling
ăCooling Wax & Vacuum Brazed TechnologyăThe inside of drill bits are filled with cooling wax, help heat dissipation and chip evacuation. Vacuum brazed technology and high-quality diamond grains provides fast and smooth drilling, longer working life
ăCarbide DrillăCarbide Drill sloves the problem of diamond bit drifting and walking. Provide more precise positioning and easier drilling (Attention: This is not a core bit for drilling)
ăRecommended MachineăCorded Drill, Cordless Drill, Benchtop Drill. Use electric hand drill: Recommended speed not less than 2000RPM; Faster the RPM, longer the drill bit's working life. When use Angle Grinder, please install angle grinder drill chuck