This die work with bender, fit for WFB2 WFPB1000 Tubing bender, for tubing not pipe. Round Tubing: 5". 1.5" X 5" 120 Degree Radius Round Tube Die. Radius / Fan-shaped block welding assembly. Hydraulic Valve Lifter+Link Bar Set For Chevy SBC Small Block 350 265-400.