Resin Bond Edge-breaker Wheel Dimensions: ø 130x30x20Resin Bond Cup Wheel coarse grit Dimensions: ø 300x40x15 ø 250x40x15Resin Bond Cup Wheel fine grit Dimensions: ø 300x40x15 ø 250x40x15Metal Cup Wheel Dimensions: ø 300x12x15 ø 250x12x15Metal Cup Wheel Dimensions: ø 300x30x10