TIANSE Binding Machine, 21-Holes, 450 Sheets, Comb Binding Machines with Starter Kit 100 PCS 3/8'' Comb Binding Spines,

【Great Value for Money】: Our binding machine comes with 100pcs of 3/8'' 21-ring black PVC comb spines starter kit, no need to buy separately, save your money. Solid metal housing, non-slip feet, high-leverage arm for punching. Manually punches up to 12 sheets of 80g(paper thickness≈20lb) paper at a time, binds up to 450 sheets. (2'' comb plastic bindings) 【Humanized Design】:TIANSE comb binding machine is suitable for Letter Size (19 holes), A4 Size (21 holes), A5 Size (15 holes). With adjustable edge guide, this machine also ensures a precise alignment with each document your bind, and you can easily customize the paper margin: 3mm, 4mm, 5mm to create professional-looking works. 【Light but Sturdy】: Weighing only 6.3 pounds, this binding machine has a lightweight design for portability within the workspace, making it an excellent addition to any school or small office environment. You only need one hand to move the spiral binding machine, just grap the handle in the middle of the baseboard. 【Easy to Use】: Only 2 steps! All-in-one punching and binding in the same machine. The whole process requires little force. Simply line up the pages, press the punch lever and then slip in the comb.Please press the punching handle all the way to the bottom and DO NOT pause halfway while punching, otherwise the papers will get stuck. If the machine gets stuck, stop immediately to avoid further damage, and disassemble the machine to clean up the debris according to the user manual. 【Lifetime Warranty】: We stand by our high-quality office equipment. Thats why we offer a lifetime manufacturer warranty. (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)