The key difference between a CNC (Computer Numerical Control) press brake and a traditional press brake lies in the level of automation and control. CNC press brakes are computer-controlled machine tools that operate based on pre-programmed instructions, while traditional press brakes require manual operation by an operator. CNC sheet metal press brakes offer several advantages, including higher precision and accuracy, increased production efficiency, the ability to handle complex bending tasks automatically, and the capability to store and reuse programs for repeatable operations. Additionally, CNC sheet metal press brakes can be remotely monitored and controlled over an internet connection, enhancing flexibility and productivity.