Features: Tube Bender to quickly and smoothly bend copper, brass, aluminum, and steel thin-walled tubing without flattening or damaging your metal. This fuel line tube bender include 3 channels for work on 3 common tubing sizes; Bend 1/4-inch, 3/16-inch, or 1/8-inch tubing. Uses: Automotive, Fuel Lines, Brake Lines, A/C air conditioner Lines, Refrigerant/Refrigeration Lines, etc. Bending Radius: 0 to 120with Reference Marks at 45 90. The manual pipe bender is easy to operate and portable so you can take it from site to site. Brake tubing bender made from premium quality aluminum alloy for extra strength and durability.