GBC CB25 CombBind Punch and Bind Machine - All-in-One-Binding Systems

All-in-one manual punch and bind machine has a large two-handed handle. Punches up to 25 sheets at a time. Take on large binding jobs. Bind up to 500 sheets when using a 2" CombBind spine." For best results, use GBC CombBind spines, sold separately. This machine is compatible with 1/4" - 2" diameter spines." Adapt to fit your project. This machine adjusts to accommodate documents up to 12"."