C20 CombBind Machine features a staging area to hold documents before punching or binding, and a vertical punch for better workflow and paper alignment. Binding machine punches up to 20 sheets and binds up to 330 sheets. Ideal for medium to large offices with moderate and regular usage. Low-profile combs with unique comb opening guide help load spines easily. Adjustable edge guide accommodates letter-size and oversized sheets. Binding machine also includes an ergonomic low-force-punch handle and QuickStep user guide.