GBC CombBind Binding Combs, 8 mm, 45 Sheet Capacity, A4, 21 Ring, Black, Pack of 100, 4028174

Whether you want to produce functional, everyday manuals or bind internal reports, CombBind spines enable you to create stylish, editable documents up to A4 size quickly and efficiently. You can add, replace or remove individual pages whenever required, saving you the time and expense of reproducing a whole document if you only want to update a single page. For use with all Rexel and GBC standard comb binding machines