MassMall Mandrel Soft Mounted White Conical Felt Bob Polishing Tool for Jewelry 1.Brand new and package well 2.Felt Size: 9 x 14mm / 0.35" x 0.55" (D*L); Shank Diameter: 2mm / 0.078" 3.Color:As described Material: Cotton&Metal 4.Package Content: 12 x Felt Bob