Triple Head Lever Bender Bend Mechanism Style Lever Bend Type Markings Left Offset Right Tubing Outside Diameter 3/16 in 1/4 in 5/16 in 3/8 in Compatible Tubing Material Aluminum Copper Stainless Steel Thin Wall Steel Bend Angle - Minimum 0 Degrees Bend Angle - Maximum 180 Degrees Centerline Bend Radius 11/16 15/16 7/16 9/16 Application Tube Bending Calibration Increments 15 Degrees