To grind marble, concret, ceramic tiles to give you hard and smooth Surface Fast,long life,safe,chip free good price Jiu Feng Diamond Tools CO., LTD Quality First, Honesty, Seeking for Perfection, Reliability 1. Specifications marix/ body65MnGrit36# 46# 80# etcDiametercustomboudmetal 2. Applicationsused in , glass, stone and other hard brittle materials grinding process,etc 3. Purchase ...