Applicable to ordinary low-carbon steel, galvanized sheet, thin sheet, stainless steel and other materials. The working roller is made of bearing steel hardened and chrome-plated, with a hardness of HRC60±2. A full set of Siemens servo system is used to ensure high-precision feeding. Humanized design, combined with safety protection system, is convenient for personnel operation. The roller system structure of this model is designed so that each roller can be pulled out separately and replaced easily.