Product Quantity and SizesPackage Includes: You will receive 1 x 20cm long pointed hexagonal universal construction wrench, 1 x 14cm long short universal construction wrench for checking heating valves or opening ventilation grilles. Material: The control cabinet wrench is made of premium zinc alloy with a nickel-plated surface that provides rust and corrosion resistance. It is not easy to deform, sturdy and durable, and can be reused for a long time. Multifunctional: The graduated multifunctional construction wrench can be perfectly used for the shell structure. The universal construction wrench is an ideal helper as an electrical cabinet key or when door handles are not yet installed. Easy to Use: The universal building wrench is easy to use and very suitable for checking heating valves or opening ventilation grilles. Electrical cabinets and service hatches can also be easily opened. Widely UsedThe architect's key is a multifunctional tool with a wide range of applications, suitable for locksmiths, lock repairs, ventilation grilles, and professional DIY jobs. It is small and practical.