uxcell 3mm Shank 20mm Pointed Polishing Buffing Conical Mounted Felt Bobs 10pcs Product Name : Mounted Felt Bob;Felt Size : 20 x 25mm / 0.8" x 1" (D*L) Shank Diameter : 3mm / 0.12";Total Length : 46mm / 1.8" Material : Felt, Metal;Color : Off White, Silver Tone Weight : 44g Package Content : 10 x Felt Bob