Unwieldy 70003 Heavy Duty Flaring Tool has a hardened steel flaring cone with a chrome finish for more uniform flares without galling. It features a forged steel swivel type self-centering yoke and long handle and special shaped wing nuts that permit using the long handle of the yoke as a lever when tightening. The hardened steel flaring bar grips the tubing without scoring. This tool can be used for 45 Degree flaring of 3/16″, 1/4″, 5/16″, 3/8″, 7/16″, 1/2″ and 5/8″ O.D. soft copper, aluminum and brass tubing.