OrangeA Binding Machine Hot Glue Binder Manual Hot Melt Glue Book Binder Max. book size: 12.6"  9.6"(315 x 240 mm) Max. binding thickness: 2"(about 500 sheets of 20 LB paper). Built 4-in-1: Scorer/Creaser and Perforator and Paper Trimmer. FREE 18OZ of hot melt glue pellets included. Suitable for small print and copy store, binding business and offices.