Diamond Drill Bits 4pcs/set Dia 6mm Core Bits Triangle Shank+20mm Chamfer Bit Granite Marble Ceramic Vacuum Brazed Hole Saw

Item : Diamond Drill Bit 4pcs Vacuum Brazed Triangle Shank for Marble Granite Color: Blue Quantity: 4 piece  Specification: Drill Bits: Diameter 6mm 6mm 6mm, Diamond Height:10mm; Total Length: 65mm; Grit #50/60; Triangle Shank, handle diameter 10mm  (That is very important for your machine) Chamfer Milling Bits:Diameter 20mm,4/5 inch; Total length 50mm,Working length 20mm; Grit #80;Hexagonal Handle; Application: For drilling and milling granite,marble, masonry,ceramic,porcelain,tile,etc... Features: 1.Vacuum Brazed Technology,higher efficiency,provide longer service life; 2.Drill bits :cooling Wax,keeps the bits cool and lubricated,dry drilling without water; 3.Handle design, more stable milling and drilling, less debris, better finishing effect.