Punching capacity: 20 sheets Binding capacity: 220–250 sheets Binding type: Spiral/coil (4:1 pitch) Hole type: 4 mm round / 4×5 mm oval Hole quantity: 46 holes Paper size: A4, A5, B5, Letter Margin control: 2.5 / 4.5 / 6.5 mm Pitch distance: 6.35 / 6.29 mm Machine size: approx. 400 × 320 × 170 mm Weight: around 8.5 kg System: Manual punch Electric coil inserting