ZFE 47pcs Soft Cone Felt Polishing Buffing Wheel for Dremel Rotary Tool-3mm shank Ideal for general polishing of most ferrous metals, stones, glass and ceramics. Can be used with polishing compound to produce a smooth finish. 45pcs- Felt Polishing Tip (2/5-inch (10mm) diameter) 2pcs - Mandrel (1/8" (3mm) shank size)