2-in-1 Tube Pipe Bender 3/8, 1/2 Inch OD, Bend Upto 180 Degrees Cupper Soft Metal Tubing Professional HVAC Plumbing Field Service Tool Built with high quality aluminum alloy, Strong and light weight, with a chrome finish. 2 Tube Sizes: 3/8 and 1/2"OD, Pipe sizing holes in handle. Bend radius 23 mm for 3/8inch (10mm) O.D.Tubing, Bend radius 36 mm for 1/2inch (12mm) O.D.Tubing Open size-slips on tubing at any point, Smooth bending without distortion Rust proof finish, no pla bend up to 180 degree,accurately as you need. Work on copper and soft metal tubing ONLY