Efficiently complete a wide range of swaging applications and expand 3/4 in. soft copper tubing up to 3X faster** than a manual swage tool with the 20V MAX* Copper Swage Tool. Ideal for a variety of heating, cooling, and refrigeration workflows, this kit includes 6 expansion heads including 3/8 in., 1/2 in., 5/8 in., 3/4 in., 7/8 in, and 1-1/8 in. Ideal for soft copper applications requiring brazing, this tool consistently produces even swages, removing the need for copper fittings. To help prevent cracking, the 3/8 in. expansion head features a 2-stage adjustable collar that allows for a partial expansion in position 1 and a full expansion in position 2. The 20V MAX* Copper Swage Tool helps you finish jobs fast with up to 620 swages on one battery charge.