These zinc-plated chrome steel hex key wrenches are designed for use with hexagon socket head screws. Supplied as a set of 9 metric sized pieces, the set is held together by a convenient storage clip with indexed labels to allow for easy identification of the correct tool. Features and Benefits Folding key set for easy storage and transport Supplied on a plastic storage clip with full access to offer easy identification and removal of keys Zinc plating bolsters the product's resistance to corrosion as well as wear and tear One ball end and one plain for versatility of use 9 piece set ensures you have the most convenient sized product to hand no matter the application Typical Applications Bicycle maintenance and Repair Furniture Assembly