The Tamerica SP-41 comes with Fully Disengageable Pins, allowing you to punch any custom size paper up to 27" using it's open end punch design. Made with an all metal construction design, the TCC SP 41 is built to last. Using the Depth Adjustment Guide, you can make sure your holes are punched precisely, based on the thickness of your book. The SP-41 spiral plastic coil machine punches Oval holes, making for even easier coil insertion.
Max. Punching Capacity: 20 Sheets of 20lb Paper per Punch