Designed specifically for the CH-70 series hydraulic punching machine, it is easy to install and can achieve fast and efficient punching with hydraulic power, greatly improving metal processing efficiency and saving time and effort The set contains 4 common specifications (7mm/9mm/10mm/13mm) to meet diverse needs and is suitable for multi-scenario applications from DIY enthusiasts to professional metal processing plants Made of high-quality high-carbon steel, it has high hardness and wear resistance. It can easily handle punching operations of various metal materials such as stainless steel, aluminum plates, iron plates, etc. It is and extends the service life of the tool Designed specifically for square holes, the mold edge is precisely processed to that the punching edge is flat and burr-free. It is suitable for scenes such as electrical boxes, cabinets, and steel structures that require high- round holes Ready to use out of ; reinforced structure design to avoid stamping deformation and operational safety. It is a practical tool in of metal processing, Weight: 2.15612092236 pounds, Manufacturer: Omvial