Application:This is a versatile diamond milling bit, designed to enlarge, shape,edge and round bevel existing holes for Ceramic Porcelain Tile Marble Granite Quarte Artificial Stone.
Features:You can easily produce many Holes of Different Sizes with just One Standard Diamond Core Bit Plus one Diamond Finger Milling Bit, cost-effective
Quality & Technology: Diamond Grains #50/60 ensure sharpness of milling and excellent finish,vacuum brazed technology improve product performance and long service life
Recommend Machine:Angle Grinder,the recommended speed is 6000rpm, and the maximum speed is 11000rpm. if you want to fit our hole saws on drills or other machine, you need an adapter, such as SDS,Hex, Round Plus Shank