Product Description： This Tubing Straightener lets you straighten 3/16 to 1 diameter pipes effortlessly and precisely—no surface damage, and compatible with fuel lines, brake lines, copper tubes, and soft aluminum tubes. Its precision-calibrated markings simplify diameter adjustments, while smooth engineered rollers ensure damage-free straightening. Made of durable aluminum for stable workbench use, it works in 3 easy steps: adjust the roller gap & insert the tube, rotate back and forth, repeat until straight. Packed in a sturdy paper box, it’s ideal for mechanics, HVAC installers, and DIYers. Product Specifications： Product Name: Tubing Straightener Product Dimensions: 7.09 x 5.51 x 1.18 inches (18 x 14 x 3 cm) Package Dimensions: 10.6 x 8.07 x 2.36 inches Item Weight: 3.52 pounds (1.5 kg) Material: Aluminum Packaging Type: Paper Box Package List: 1*Tubing Straightener 【5-in-1 Tubing Straightener】Covers 3/16 , 5/16 , 3/8 , 1/2 , 1.0 diameters – replaces 5 separate tools, saves toolbox space for auto mechanics, HVAC installers & DIYers. 【Fix Kinks in Seconds】Insert, pull, and get perfectly straight tubing instantly – no hand-twisting needed! Works for bent brake lines, fuel lines, soft aluminum, copper & plastic tubes. 【Universal Compatibility】Engineered for 3/16 to 1.0 tubing, compatible with hydraulic lines, refrigerator water tubes, pneumatic systems – versatile for automotive/HVAC repairs. 【Effortless One-Hand Operation】Ergonomic grip + smooth-rolling alloy steel bearings make straightening easy even with gloves – no fatigue during long jobs. 【Durable & Damage-Free】Industrial-grade construction + dual precision acetal rollers preserve tubing integrity; compact design for easy storage/transport – ideal holiday gift for tool lovers! ASIN B0GZWDRNR4 Manufacturer Generic Item model number DF4G56R