The Intelli-Bind IB500 manual comb binding machine from Intelli-Zone is an excellent model for heavy-duty binding use. This particular machine was designed for use in a busy office environment. The IB500 not only comes with an attractive design, it also takes up little space in an office. This comb binding machine is extremely easy to use. The IB500 boasts fully disengageable punch pins. This means you can customize the look and size of your punched documents. You can also avoid any annoying half-punched edges in your pages. The IB500 comb binder is able to punch up to an impressive 20 sheets of 20 lb. weight paper per each stroke. This model is ideal for binding department reports, sales proposals, school projects, booklets and more. The punching, comb opening/closing motion is accomplished using the same easy-to-use handle. Be sure to contact Intelli-Zone today for more information.