A3 Size Electric Punch Heavy Duty Coil Binding Machine (EC8706)

A3 Size Electric Punch Heavy Duty Coil Binding Machine (EC8706). Heavy Duty Aluminum Construction: Made of strong aluminum with a heavy duty design for durability. High Capacity Punching: Punches up to 30 sheets of 70-80g paper per operation. Large Waste Bin: Features a super large waste bin located in front of the machine. Versatile Paper Size Support: Handles A3, F4, B4, A4, A5, B5, and LTR with extension structure. Adjustable Hole Options: Supports 4mm round or 4x5mm oval holes with 44 or 46 hole counts. Dual Voltage Compatibility: Operates on 220V/50HZ or 110V/60HZ for global use. High Binding Capacity: Can bind approximately 250 sheets depending on material size. Customizable Hole Margins: Offers selectable paper margins of 2mm, 4mm, or 6mm.