Features: Brand new and high quality Pipe press: The pipe press is driven by impact force, which is efficient and easy to control, and can press round metal air duct conveniently, safely and efficiently. Air duct crimping: it can be used for air duct crimping, and the impact auxiliary crimping machine can press the circular metal air duct wall into sawtooth shape for crimping. Reliable work: used for air conditioning installation, open the metal tube and connect the 2 metal tubes with each other. Durable structure: the metal air duct crimping tool is made of high-quality stainless steel, which is firm in structure and durable. Convenient operation: the universal hexagonal handle ensures wide compatibility, and also facilitates the stability and installation of work. Specifications: Material:High Speed Steel Size:Approx.8x5cm/3.15x1.96inch Package Includes: 1x Pipe Crimper note: 1.Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. 2.Due to the difference between different monitors, the picture may not reflect the actual color of the item.