Swaging Tool, Compatible Tube Size 3/16 in, 1/4 in, 5/16 in, 3/8 in, 1/2 in, 5/8 in, Number of Sizes 6, Tool Length 6 5/16 in, Body Material Steel, Compatible Tube Type Aluminum Tubing; Brass Tubing; Soft Copper Tubing; Thin Walled Tubing