welcome to Oorange.vn 1 đầu len lông cừu cho máy đánh bóng Features 100% brand new Very nice for buffing and polishing all types of jewelry and precious metals. For use with most Rotary Tools that accept 1/8" Shank. Material: Fine Wool. Shank Dia: 1/8 inch (approx 3mm). Wheel Dia: 22mm. Shank Length: 40mm Package List: 1pcs Polishing Wheel Brush