TechTongda 110V Heavy Duty Electric Wire Coil Punch and Manual Coil Inserter 3:1 #120317

Parameter: Binding capacity: 1/2" 12.7mm Spiral 90 Pages /20Lb(80g) Paper Punching capacity: 20 Pages/20Lb(80g) Punching hole size: square:4x4mm Punching hole quality: 3:1; 34 holes Pitch Size: 3mm, 5mm, 7mm Max Punch Binding Size: 12"(297mm) Machine Size: 17x8x11" (440x210x285mm) Power: 110V 60Hz Net Weight: 55Lb (25Kg) Items included: 1 Set of Electric Wire Coil Punching Binding Machine (120317)

https://www.youtube.com/watch?v=WzxNr75scUc&feature=youtu.be All steel structure both inside and outside; Electricity power, more efficient; Advanced carbide blades, powerful punch structure Solid round steel handle, the best effort lever; Vertical pressure system, close coil completely Long power-saving handle Waste drawer for keeping paper scrap Both punching and binding function Note: You are bidding an electric spiral binding machine only, no spiral supplies included