Diamond Core Drill Bit Set for Porcelain Tile Ceramic Marble Granite Drilling,BRSCHNITT 6 8 10 20 25 35 38 50 68mm Vacuum Brazed Hole Saw with M14 Thread

✔Size Diamond drill bit--1/4" 3/8" 4/5" 1-3/8" 2" 2-43/64"(6 10 20 35 50 68mm), diamond height 10mm, total length 60 mm, M14 thread.HEX adapter ✔Size Diamond finger bit--3/8"(10mm), 40mm workable length, M14 Thread, Grit #45/50, toal Length 65mm ✔Size Diamond chamfer bit :2 Inch (50mm), 46mm workable length,M14 Thread, Grit #80, total Length 55mm,Top Angle 60 degree ✔Wide Application --Worked great for porcelain tile, ceramics, bathroom tile,marble granite,stone,masonry, brick with ease,Using water could prolong the lifetime ✔Machine --For use on angle grinders