Description Flared Grinding Cup Wheel for 9″ Angle Grinder. Designed for the high speed removal of scale from Damascus/Pattern Welded billets to keep your work flow on track. Cup is designed to minimise gouging and maintain flat surfaces for re-stacking later. Wheel measures 110 mm across and 55 mm high. Available in Coarse and Fine Grits (approx. 16grit and 30grit)   PLEASE NOTE: Do not use on 5″ angle grinder. No thread on bottom of cup.