CombBind® and WireBind binding flexibility. Punches up to 20 sheets for CombBind® and 15 for WireBind; 3:1 pitch. Binds up to 500 sheets for CombBind® and 125 for WireBind. Adjustable pins punch up to 11in. wide. Adjustable for standard (letter) and oversized covers. Compact design folds up for storage. Limited 2-year warranty.