3 in 1 Pipe Tube Bender 1/4" 5/16" 3/8" OD Tubing 90 degree 11" Long Hand Tool Calibrated Markings For Making Accurate Bends HVAC Service Hand Tools For Bending Refrigeration Copper Pipe Or Tubing Works On Aluminum, Copper And Steel Tubing Capacity: 1/4 Inch, 5/16 Inch And 3/8 Inch O.D. Soft Tubing Bends From 0 To 180 Degrees