Hybrid Cup Wheels for Porcelain and Glass

Aluminum resin hybrid cup wheel designed for gentle grinding and polishing on delicate materials such as Porcelain Ceramics Glass Natural Stones The hybrid bond is more durable and longer lasting than traditional resin-only polishing pads, and this bond can perform with a perfect hone with no chipping and swirl marks.  Diameter: 4" RPM: Optimal - 2,200, Maximum - 4,500 Equipment: Air polishers / variable speed polishers Grinding Method: Wet ONLY