Use For Plumbing, HVAC, Automotive And Other ApplicationsMake Smooth 45 Degree Flares In Copper, Aluminum, Brass And Mild Steel TubingFor 3/16", 1/4", 5/16", 3/8", 7/16", 1/2" And 5/8" TubingHardened, Smooth Cone Provides Fast 45 Degree Flares Either Single Or Double LapA Single Clamp Screw Allows Easy Clamping And Removal Of Tubing