Item: SHDIATOOL Diamond Drill Bits Quantity: 1pc or 2pcs Specification: *Diameter 35mm *Diamond height 10mm, Total length 75mm *Connection:SDS PLUS Shank Application: 1.For drilling granite,marble,tile,ceramic,porcelain,etc... 2.For hammer drills with SDS PLUS interface. Feature: 1.Compatible with the SDS PLUS handled hammer drill for greater stability and durability; 2.High quality diamond coating for faster drilling and smooth surface; 3.U-grooves Design helps remove debris and accelerate heat dissipation ; 4.Vacuum brazing technology minimises breakage and extends working life. Attention:Please do not use impact or hammer mode!!