QTY 40 Big Wool Felt Polishing Buffing ROUGH Wheels Bobs Buffs 1" #429 Dremel Proxxon Rotary 40-pieces pack Diameter: 1" Thickness: 1/4" Durable Rough Wool Felt, Light brown color, each one has a slightly different With one screw mandrel 429 style fit for Dremel and other rotary tools