Punching is a cutting operation in which sheet metal is divided into two parts. If the remaining stock is the desired part, the operation is called blanking. If the remaining stock is scrap, the operation is called piercing.
Blanking and piercing are similar sheet metal cutting operation.
A typical punching operation is similar to that of a paper punch that you may have used to cut holes to hold paper in a 3-ring binder. Punching operation’s cutting tool is a round/rectangular punch that goes through a hole, or die of same shape.
Some of hydraulic steelworkers have four or five individual workstation on the machine. This machine models is handy for workshops and suitable for different manufacturing.