Masterfab Bottle Bit Tool to Sand & Finish Bottles After Cutting Place cut bottle into bottle bit, then attach it to your power drill, lathe or drill press Spin the bottle while sanding the edge with sandpaper Fits any size bottle up to 3 1/4 inches in diameter (beer, wine, soda, etc.) Very strong - made from cold rolled steel welded together Comes with several pieces of foam padding and a foam bottle holder to hold the bottle