DT-DIATOOL Diamond Drill Bit 4pcs/set Dia 6/6mm+20mm Chamfer Bit+Hexagon Adapter Granite Marble Porcelain Hole Saw 5/8-11 Thread

Product Name: Vacuum Brazed Diamond Drill Core Bits Sets Hole Saw  Quantity: 1set/4pcs boxed drill bits Contains：4pcs(6/6mm) drill bits and 1pc 20mm Chamfer bit ,1pc Hex adapter. Specification: 1, Core bits: Dia 6/6mm; 5/8"-11 connection; total length 62mm; diamond height 10mm;  2, Chamfer Bit: Dia 20mm; 5/8"-11 connection; total length 40mm;Working length 20mm  3,The Hex adapter : 5/8"-11 male thread, hexagon shank, shank length 28mm, total length 53mm；          Feature: Dry/wet drilling for porcelain tile, granite, marble, stone.. Multifunction:Easy enlarging, beveling or shaping the holes. Vacuum brazed technology provides longer working life, Fast and smooth drilling Less chipping, minimizing breakage, less heat generation, better finish quality