Product Specifications Weight: 1.2kg Size: 280x62x235 (mm) Air pressure: 4-7kgf/cm² Use nozzle: 6mm Punch diameter: Φ3-Φ5 (mm) Features easy-to-operate molded rubber handle, light weight, flexible, suitable single-handed long-term operation, fast punching speed, high efficiency, time-saving, reliable and stable performance, suitable for continuous working applications, professionally used for riveting and punching of color steel sheds, the diameter of the hole can be controlled between f3~f5 and the thickness of 0.5MM-2MM. The connection between metal sheets is perforated and other occasions.