Electric binding machine delivers effortless electric operation. Simply push the button to punch your letter-size or legal-size documents. Punch up to 25 12" wide sheets at a time and bind up to 500 sheets with a 2" comb. Ideal for frequent use and large offices. Vertical document-loading ensures accurate punch alignment. Removable binding mechanism can be used separately. Built-in, comb storage tray has an integrated, document-measurement device for quick setup. Adjustable, rotary edge guide centers documents with ease. Galaxy E Comb Binding Machine also includes front-access waste tray and binding starter pack for 20 documents.