Portable rechargeable HHZD-60K electric straight handle hydraulic hole opener stainless steel metal plate manual easy opening        Product: Hydraulic Hole Opener Output: 7 tons Opening range: 16- 60mm Stroke: 20mm The maximum thickness of the opening: stainless steel ≤ 1.6mm / iron plate ≤ 3.2mm Voltage capacitance: 18V/2.0Ah Battery saturation capacity: 50 punching times Charging time: 30 minutes (fast charge) Package size: 690X305X115mm Configuration mold: medium 22, medium 27, medium 34, medium 43, medium 49, medium 60mm Product accessories: two batteries; a charger: a set of cylinder seals Features 1. Rotary drive head design, flexible to use, suitable for various working conditions. 2. Straight handle compact structure, lightweight design, easy to carry. 3. Two-stage hydraulic system, rapid advance when there is no pressure, and variable speed advance after crimping contact, greatly shortening the operation time. 4. Built-in pressure safety valve for overload protection, effectively protecting the machine. 5. When a mistake occurs in the middle of punching, the piston can be returned to the initial position by the manual reset button. 6. Powerful 18V/2.0Ah lithium battery (optional 18V/4.0Ah) will prompt and warn when the power is low. Configure 6.5A, 110V-220V wide voltage fast charge electrical appliances. 7. Red LED display and sound signal in case of failure. 8. Ergonomic design of the two-component handshake area.