The Quasar+ 500 comb binder is engineered for frequent use in office environments. Punch up to 25 sheets of 80gsm paper at a time with an overall binding capacity of 500 sheets, using a maximum comb size of 50mm. Quasar+ 500 is designed with user-friendly features that allow straightforward, efficient document binding, including an adjustable edge guide for accurate paper alignment and a storage tray with a comb and document size guide which enables the quick selection of the correct size supplies. The chip tray automatically bursts open when full to eliminate punching jams. Includes binding starter kit for 10 documents. 2 year warranty.