... efficiency 3.Reasonable price 4.BSCI & OEM Brazed Diamond Hand Profiling Wheel-RadiusDiameter:3",4"Grit:#30,#50,#100Use:mainly used ... for profiling the edge or curve edge of various granite, marble and ... , etc.Features:with special technology of diamond brazing, diamond hand profiling wheel has higher efficiency, longer working life, lower cost and ...