Dimensions: 70mm in length silver finish. Material: Zinc alloy-sturdy, durable, and rust-resistant. A multifunctional 4-way utility key featuring: 15/64"" internal square key, 5/16"" internal square key, 3/8"" internal triangular key, and a double-sided special-shaped key. Convenient to carry on a keyring serves as a wrench for opening toolboxes and electrical cabinets, and is suitable for doors and windows in public areas. Package includes 6 keys. Versatile applications: suitable for faucets, valves, spigots, cabinets, electrical boxes, gas meters, outdoor water taps, trains, elevators, and outdoor facilities. Weight: 0.13 lbs.