Item Number: H20-3695TL Have a question about this item?
This innovative, three-stage mandrel, can make three sizes of jumprings. Jumpring inside diameter sizes are 3mm, 5mm and 7mm. Connects to any power drill and works with 12 to 26-gauge wire. Package includes instructions.
Safety Cautions: For use with variable speed drills only. Use on lowest possible speed.
See link below for online instructions.