uxcell 3mm x 12mm Cylindrical Felt Bobs Buffing Polishing Tool 12 Pcs Product Name : Felt Bob;Head Size : 3 x 12mm / 0.118" x 0.47" (D*L) Shank Diameter : 3mm / 0.118";Total Length : 41mm / 1.67" Material : Felt, Metal;Color : Off White, Silver Tone Weight : 24g Package Content : 12 x Felt Bobs