30-pc. kit is used for polishing Valplast®, Flexite®,and other nylon denture materials. The larger diameter accessories are for mounting onto the tapered spindle of Foredom’s M.BL Lathe. Kit includes: 6-packs of 3″ Scotch-Brite Radial Bristle Discs in 80, 220, 400 and 8,000 grit. Also 3″ cotton buff, 2 right side and 2 left side spindle adapters and bar of platinum white polishing compound.