●For flaring of brake and hydraulic pipes. ●Can be used on copper, brass, aluminium and steel pipes. ●For coated and non-coated pipes. ●For inside and outside flaring. ●Includes 4 pairs of pressure pieces: 3/16"(4.75mm),1/4"(6.35mm), 5/16"(8mm), 3/8"(9.5mm).