Quality Materials: Wire wrapping mandrel is made of high-quality steel,, not easy to rust or break. is strong and can form a ring. It is also suitable for wire winding and jewelry production. Various Sizes: Each iron wire looping tool has 5 step wire wrapping, 10 in total, suitable for 1.5 mm / 2 mm / 3 mm / 4 mm / 5 mm / 6 mm / 7 mm / 8 mm / 9 mm / 10 mm rings.
eBay