Features: The 1/4in/1/2inch/3/8in tubing straightener tool efficiently restores copper, aluminum, and steel tubes (6.35-12.7mm diameter) with its durability alloy construction for automotive brake lines and HVAC repairs. /Featuring ergonomic antislip handle and overloads protections mechanism, this manual tube straightening tool enables single handed operation while reducing hand fatigue by 50%. Ideal for mechanics, DIY enthusiasts, and maintenance professionals seekings reliable tubing correction solution in workshop or home environment. Perfect for straightening deformed automotive fuels lines, air conditioner copper pipes, and household plumbing systems during repair or installation tasks. compactly design ensures portability for on site emergency fixes, offering versatilitys compatibility across multiple tubing materials and industrial/household applications. Specifications: Component:Alloy Type 12.7mm for 1/2(12.7mm/0.5in) Copper Tube; Type 9.52mm for 3/8(9.52mm/0.37in) Copper Tube; Type 6.35mm for 1/4(6.35mm/0.25in) Copper Tube; 3Option Type; Note: Please allow 1-2cm errors due to manual measurement. Due to the differences between different monitors, the picture may not reflect the actual item color. Package includes: 1pc Pipe Straightener