King Tony 1112MR consists of 12 pieces of suitable sizes, mainly used in car workshops, maintenance stations, or in production workshops. The case in which the keys are placed is convenient for storage. When placing the set at the workplace – on the wall, tool stand or workbench, you will always have the opportunity to choose the key you need at the moment. Keys are made of tool alloyed chrome-vanadium steel of a special alloy, consisting of 15 elements.