BRSCHNITT Diamond Drill Bits 5pcs/set Core Bits Hex Quick-Fit Shank+6mm Positioning Hole Opener Drilling Granite Marble Masonry

Item:Vaccum Brazed Diamond Dry Drilling bits for Masonry Ceramic.... Quantity: 5pcs/set Package: Plastic Box Specification:  * Drimond Bits:   Diameter 6/8/10/12/14mm,Diamond height 8mm;   Total length 65mm;Quick-Fit Shank;Grit #50/60 * Cross Hole Opener:    Segment material:Hard alloy;   Diameter 6mm,Segment height 10mm,Total length 77mm. Application: 1.Used for drilling granite, marble, masonry, concrete, tile/ceramic and other materials; 2.Fit with electric hand drill. Feature:   1.Cooling Wax,keeps the bits cool and lubricated, dry drilling without water; 2.High-quality Diamond Grains, fast and Smooth drilling，provides a better finish; 3.Vacuum Brazed Technology,less debris, high efficiency and durability. NOTE:Don't use  impact or hammer mode.