1. Grinding Wheel 400 X 50 X 50.8 Mm (aluminium Oxide) Grade Rough, Make:
sterling /carborundum / Similar Wheel Confirm To En - 12413 /ansi B7.1 / Is: 1249 2.
grinding Wheel 400 X 50 X 50.8 Mm (aluminium Oxide) Grade Medium, Make:
sterling / Carborundum /