8" Ameritool Lapidary Horizontal Glass Grinding Polishing Cabochon Machine 8" diameter diamond steel disc - Variable speed motor 115 volt AC - 0-3000 RPM You get a master lap to be used with the 180, 360, 600, 1200 grit lap toppers 8" felt disc, to be used with the master lap and 8000 grit diamond paste 8" mounted leather disc to be used with included cerium oxide Telephone support after purchase, just call us - Clean operation - Can be used in your living room