The S20 boasts a punch capacity of up to 20 sheets (20# paper) at once, which is made even easier with its full handlebar that allows for left-handed, right-handed, or two-handed operation! Its lightweight design allows it to be portable within a workspace, making them an excellent addition to any school or small office environment. This binding machine utilizes 4:1 pitch plastic binding coils, which can be inserted by either using the rapidly spinning electric coil roller on top of the machine or manually twisting them into the document. Bind documents up to 2" thick! Features: BEST Coil bind machine for teachers, offices, and schools ELECTRIC COIL INSERTER: Enhance the binding experience of your business with this coil punch machine. TWO-YEAR MANUFACTURER WARRANTY – We stand by the quality of our office equipment. 2 Year Manufacturer Defective Parts Warranty Specifications: Maximum 20 sheets (80g paper) per punch Max. Binding Capacity: Arbitrary Max. Binding Width: 300mm (11.8″) Die Type: FIXED Adjustable Margin: 2.5, 4.5 & 6.5mm (5/64″, 1/8″ & 3/16″) Number of Holes: 46 Quantity of Moveable Cutter: All Spiral book binding hole distance: 6.35mm (3/16″)