Q-Connect Black Binding Combs are made of high quality polypropylene, combined with a unique locking device that helps keep pages neat and secure. Use them with Q-Connect Binding Covers and comb binding machines for a complete binding solution great for reports and presentations and ideal for any office. These 8mm binding combs have a capacity of up to 40 sheets of paper. Pack of binding combs for document binding For use with all comb binding machines Great with Q-Connect Binding Covers Polypropylene construction for durability Unique locking device keeps pages secure Binds up to 8mm (40 sheets of paper) Pack of 100 combs Colour: Black