Wostore pay every effort to combine versatility, utility and durability to provide all our clients with superior products at competitive prices. Flexible steel spring tubing benders are designed for bending thin-wall tubing to the percise angle (up to 180 degrees) without crimping or collapsing the pipes. Suitable for 1/4, 5/16, 3/8, 1/2, and 5/8 inch O.D.tubings. The kit adopts a durable oil hardened and tempered spring steel with a zinc-plated finish.Makes the spring solid and durable. Simple operation and get what your want perfectly.Zinc plated help you clean it easily and not tend to rust no matter indoor or outdoor. General recommends using one bender over the tube and an additional bender inside the tube for best result. Package information: Packing included:1 x Wostore Steel Spring Tubing Benders Set Packing dimension:9.45 x 3.94 x 0.98 IN Packing weight:0.66 LBS