Glue Ring Clip Strip Comb Binding Machine , 21-Holes, 450 Sheets, Comb Binding Machines, Comb Binder Machine Book Maker Perfect for Letter Size, A4, A5 or Smaller Sizes

1、【Great Value for 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、【Humanized Design】: 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., 3、【Light but Sturdy】: This binding machine has a lightweight design for portability within the workspace, making it an excellent addition to any school or small office environment., 4、【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., 5、【Poetable Binding Machine For Small Offices And Classrooms】An ideal binding solution for small offices and classrooms, this high quality spiral binding machine allows you to create professional-looking bound documents at home.