Rectangular screw punch, patented die, with side ejection for the waste piece. Suitable for: sheet steel (ST 37), plastic and aluminum. Operation: manual and hydraulic. Design: with punch, die, ball bearing tension screw (encapsulated), lock nut and adapter for hydraulic operation. Storage: in a practical, sturdy plastic case. Nominal size: 21.8x25.8, pre-drill diameter 17.0 mm, max. material thickness: 2.0 mm.