This practical, multifunctional household key tool kit includes 13 tools: 4 wrench keys, 5 faucet keys, 2 multifunctional 4-way plumber's keys, and 2 portable screwdrivers. The 4-way cross keys feature triangular and square designs, suitable for opening tool cabinet doors, electrical distribution cabinet doors, and elevator valves, as well as turning screws. The wrench keys come in round and triangular shapes and two sizes, making them suitable for drawers, glove compartments, and electrical cabinets, and they can also be used to open beer bottles. The faucet keys are made of a brass-colored material with a 6mm inner diameter they are durable and designed for operating faucets and radiator valves. Compact in design, the kit can be attached to a keychain for convenient daily use with electrical and security equipment. Please verify dimensions before purchasing. Weight: 0.70 lbs.