Features and Benefits Make push connect OE style tube flares on standard automotive tubing in sizes 1/4", 5/16" and 3/8" Form ISO flares on 4.75 mm, 6mm and 8mm steel tubing Includes additional inserts that will form single 45 degree flares on 1/4", 3/16", 5/16" and 3/8" standard automotive and stainless ....(more info)