This air conditioning copper tube spring bending machine is a professional tool used for bending inside copper tubes. The spring inside it supports the copper tube, effectively avoiding damage and making the bending process more efficient and convenient. The product is designed to be flexible, allowing for easy bending at multiple angles to meet your various needs. It is made of high-quality steel with electroplated surface treatment, durable. The product includes 4 springs, each with a length of 1.1 meters, and is compatible with copper tubes of different specifications.