... , Bearing, Semi-conductor, Glass, Optics, Metal, Ceramic, PCD/PCBN, etc1. Diameter from 75mm, 100mm, 125mm, 150mm, ... 11V9, 9A3 and so on 3. Diamond or CBN grain size can be from rough to fine, 30 ... competitive price, we imported high quality diamond/CBN powder from south korea 2) Excellent after-sales ... design, OEM is accepted Resin bond diamond Wheel/CBN wheel is used in many tooling production, such ...