Triangle KeyNot easy to rust or break, sturdy and durable for long term use. Elevator Door Key: The key box measures about 58.5 x 46.5mm, while the triangle inside measures about 7 x 7 x 7mm, compatible with most triangle lockholes. Elevator Door Key: Meter Box Key compatible with most triangle lockholes; Please check your device size carefully before you buy it. Firefighter Triangle Key: Use in various cabinets, radiators, control boxes, elevators, mailboxes, high and low voltage control cabinets, power distribution boxes and control cabinets. Trash Can Triangle Key: Widely used for drawers, glove boxes, electrical cabinets or other safety equipment. Note: The data are all measured manually, please allow 1-3cm error Due to differences in light and display, there may be some color differences, please refer to the actual item received.