Designed to accurately bend annealed copper, steel, and stainless steel with a wall thickness less than or equal to 0.06 Inches (1.5 mm) to a maximum of 180". Offset cushion grip handles ensure comfort when forming 180" bends. Bending effort is minimized by 90" start angle and unique oil-absorbing shoe, Uses imperial sizing. Tube Size Capacity - 6 mm, Bend Radius - 16 mm, Max. bending angle - 180"