
HIGHDRIL Diamond Drill Bits 8pcs/Box 6/8/10/20/25/35/50mm Core Bit+2" Chamfer Bit Porcelain Granite Marble Hole Saw M14 Thread
ITEM:HIGHDRIL 1set Box Bits For Porcelain Tile Granite Marble Quantity:1set/8pcs boxed bits(7pcs Drilling bits,1pc Chamfer bit) Size: 1.Core Bits: Diameter:6/8/10/20/25/35/50mm; Total length:60mm, Diamond Height: 10mm, Grit:#35/40;M14 Thread. 2.Chamfer Bit: Total length:55mm; Working length:46mm,Grit:#80;M14 Thread. Application: Drill bits: Dry or wet drilling for porcelain,tile,granite,marble,stone,etc. Chamfering Bits:For chamfering,enlarging,grinding and polishing the formed holes. Feature: 1. It adopts vacuum brazing technology to produce, which greatly improves the working life; 2. The perfect combination of high-quality steel body and high-quality diamond, drilling is fast and stable; 3. Make the working face clean,smooth, and the finishing effect is good; 4. It can be used dry or wet; 5.Easy carrying. Attention: The recommended speed is 6000RPM, and the maximum speed is 11000RPM.