Main Highlights

• 【Easy to Use & Labor-saving】 Electric Coil Inserter, hands free opporation. Create professional-looking bound books at home or in the office quickly and easily. The spiral coil binding machine electronically inserts plastic coils for faster binding, saves time and effort for large workloads
• 【Marks of A4/A5/Letter Size & Customizable Binding】46 Disengaging Pins Die design, fully adjustable disengageable pins let you control where the binding machine punches holes, Open-throat design allows you to insert large and non-standard page sizes to meet the specifications of your unique project. It's an excellent addition to any school or small office environment. This binding machine utilizes 4:1 pitch plastic binding coils (Cannot be punched with laminated paper)
• 【Margin Adjustments Design】TIANSE coil binding machine is suitable for Letter Size (42 holes), A4 Size (46 holes), A5 Size (33 holes). With adjustable side and edge guide, this machine also ensures a precise alignment with each document your bind, and you can easily customize the paper margin: 2.5mm, 4.5mm, 6.5mm to create professional-looking works
• 【Humanized Full Handle】Our sturdy-grip handle allows you to punch holes in your documents either left- or right-handed. Simply apply steady pressure to punch holes in up to 20 sheets of 80g(paper thickness≈20lb) paper at a time. You can insert up to 2” diameter coils by hand or up to ⅞” coils using the electric coil inserter
• 【Value Preferred】Our binding machine comes with 100pcs of 5/16'' black PVC coil spines starter kit and coil crimper pliers, no need to buy separately, save your money (To keep the machine sustainable, we apply lubricant to the machine, please use the included oil-absorbing paper to bind it before you start using it)