... from 75mm-910mm 4.High quality Vitrified bonded combined for PCD wheel grinding The vitrified wheels are made of diamond or ... parts of Motor, Bearing, Semi-conductor, Glass, Optics, Metal, Ceramic, PCD/PCBN, etc1. Diameter from 75mm, 100mm, 125mm, 150mm, 160mm, 175mm ... quality and competitive price, we imported high quality diamond/CBN powder from south korea 2) Excellent after-sales service 3) The ...