Jewelry Wire Wrapping Mandrel: 1. stainless steel or carbon steel; 2. creating consistent size loops in wire 3. Hot sell item Jewelry Wire Wrapping Mandrel:1. This item have two size, small one size: 0.059in(1.5mm),0.078in(2mm),0.118in(3mm),0.157in(4mm) and 0.197in(5mm);large one size:0.236in(6mm),0.275in(7mm),0.315in(8mm),0,354in(9mm), 0.393in(10mm);2.Material: stainless steel or carbon steel;3. ...