This versatile q connect comb binder 25 punches up to twenty five sheets at once and can bind a maximum of 450 sheets with up to 51mm binding combs which is great for making reports presentations and company literature this economical binder is simple to use and will provide you with professional looking documents every time binds up to 450 sheets maximum punch capacity 25 sheets great for reports presentations company literature and more maximum binding size 51mm size a4 dimensions w