The Fellowes Star Plus Comb Binding Machine is an easy-to-use, light duty comb binding machine for the small office. Manually punches up to 12 sheets at a time and binds up to 150 sheets with a 3/4-Inch comb. Vertical document loader ensures consistent punch alignment. Efficient design allows user to punch & bind in a continuous manner. Adjustable edge guide centers documents with ease. Document thickness/comb guide helps user select proper comb width. A convenient built-in comb storage tray keeps supplies handy.