Four-column hydraulic presses, single-column hydraulic presses, and small hydraulic presses are as follows:

1. The small four-column hydraulic press is suitable for various processes such as bending, forming and flanging of central load parts. After being equipped with a punching buffer device, it can also be used for punching and blanking processing.

2. The small four-column hydraulic press is used for the stretch forming, turning, bending and stamping of sheet metal parts. It can also be used for general pressing processes. Punching buffers, punching, moving worktables and other devices can be added according to user needs.