GBC CombBind C20 Binding Machine

2-in-1 binding for use with CombBind and editable ZipBind spines! 10% more punch capacity than comparable systems . Punches up to 20 sheets and binds up to 330 sheets. Accommodates spines up to 1 1/2in in diameter. Includes color-coded document and spine guide and quick-step instructions with graphics. Adjustable edge guide aligns sheets accurately (letter size, oversize or A4 size). Smooth-action ergonomic handle operates with a low-force, strain-free punch. Backed by the manufacturers 1-year limited warranty.