【3-in-1 capacity】Three sizes of tubing 1/4", 5/16" and 3/8". Color: Blue..【Versatile tools】Bending 0-180 degree copper , aluminum ,brass,and thin stainless steel pipes in the air conditioner installation and vehicle repair..【Ergonomic and knurled design】Ergonomic wide hook grips equipped with non-slip, long knurled grip handles allow you to deliver the optimal and comfortable working experience..【Crafted and sturdy tool】High visibility markings 180° design. Avoid denting and collapsing your tubes. Quality machined aluminum alloy for strength and durability..【User manual】You can manipulate and work it easily and simply with user manual. We have confidence in the quality of our tubing bender. Any question, please just contact us and we will make things right!