... .High quality Resin bond Milling wheel/plate for optics 11A2 6A2 12A2 1. Diameter from 75mm, 100mm, 125mm, 150mm, 160mm, 175mm ... machine and macining demands. Common choosed shape are: 1A1, 1A1R, 6A2, 11A2, 12A2, 11V9, 9A3 and so on 3. Diamond or ...