3 in 1 Pipe Tube Bender 1/4" 5/16" 3/8" OD Tubing 180 Degree Tool 3 in 1 Tube Bender Tool for Pipe Bending Effortlessly bend steal, copper and aliminium Marked Degrees Gauge Accurate Angles from 0-180 Degrees Three-channel design for 1/4, 5/16, and 3/8" O.D. Pipe Dims