Punch locks It has never been so fast and easy! In this video, we show the steps to follow to make different types of punches: the recess, the handle, and the cylinder on hollow tube. We also demonstrate how to perform maintenance on the machine in two simple operations. The simple and intuitive handling and the automation of the production process are two of the main advantages of this lock punching machine. In just 58 seconds, you will obtain the punching of the recess, the cylinder, and the handle.