Powerbuilt 940648 7Pc Double Flaring Tool Quickly creates double and single flares Flares 3/16-in, 1/4-in, 5/16-in, 3/8-in and 1/2-in tubing up to .040-in thick Durable heat treated clamping bar and yoke assembly Easy to use lever-lock flaring bar 7 Piece set includes flaring bar and yoke 5 Double flare dies for tubing sizes: 3/16 inch, 1/4 inch, 5/16 inch, 3/8 inch AND 1/2 inch O.D.