Make of alloy, not easy to break, has a long service life and can be used for a long time. Different sizes can be used with most of triangle locks, and triangle screws available. The multifunctional buttons can be used as a wrench for turning screws and is suitable for electricity, water, , train, cabinets and elevator. Can open many things, as long as it matching its size and shape, it is multifunctional and can also be used as a wrench for turning screws. Pocket size, you can take it with you wherever., Manufacturer: Wayfadacc