Tube Bender, Bend Mechanism Style Ratchet-Driven, Bend Type Markings Calibrated Angle Markings from 0 to 180 Degrees, Tubing Outside Diameter 5/8 in, Compatible Tubing Material Hard Copper, Heavy-Wall Steel, Stainless Steel, Bend Angle - Minimum 0 Degrees, Bend Angle - Maximum 180 Degrees, Centerline Bend Radius 3 in, Application Tube Bending, Calibration Increments 15 Degrees