Tube Bender, Bend Mechanism Style Manual, Bend Type Markings Left, Offset, Right, Tubing Outside Diameter 1/4 in, 5/16 in, 3/8 in, Compatible Tubing Material Aluminum, Copper, Bend Angle - Minimum 90 Degrees , Bend Angle - Maximum 90 Degrees , Centerline Bend Radius 1 in, Application Annealed Copper and Other Soft Metal Tubing, Calibration Increments 15 Degrees , Compatible Tubing Shape Round, Features Swivel Handles, Handle Type Long Grip, Material Die Cast Aluminum, Overall Length 10 1/2 in