uxcell 10 Pcs Buffing Polishing 3mm Shank Soft Cylindrical Felt Bobs 18mm Product Name : Felt Bob;Density : Soft Head Size : 18 x 26mm / 0.7" x 1.02" (D*L);Shank Diameter : 3mm / 0.118" Total Length : 53mm / 2.09";Material : Felt, Metal Color : White, Silver Tone;Weight : 47g Package Content : 10 x Felt Bobs