1" Matte Fine Grip Finish Wheel Great For Polishing Jewelry. This is a new matte medium grit finish wheel. Has nylon fibers impregnated with abrasive granules. This wheel is the best tool for putting a matte finish on watch bands or jewelry. Used to obtain a matte finish on metal, wood and plastic. It measures approximately 1" (25 mm) diameter and 1/4" (6 mm) thick with a 1/8" (3 mm) arbor hole.