![Silicon Polishing Wheel (Square Edge) - 100 Grit (597136670754)](http://perrinwatchparts.com/cdn/shop/products/10-01368-300_300x300.jpg?v=1595353083)
Silicon Polishing Wheel (Square Edge) - 100 Grit (White) Premium silicon-carbide wheels formulated to provide the smoothest finish without the use of messy polishing compounds. These wheels are grit 100 (coarse). Edge is square. Coarse pre-polish wheels for smoothing surfaces. Operating speed range is 5000 to 12,000 rpm. Supplied as a package of a dozen.