Package: 2 Pack Triangle Key Quality Material: The triangle key is made of zinc alloy, not easy to rust or break, sturdy and durable to use for a long time The box key measures about 57 x 62 mm, while the triangle inside measures about 9 x 9 x 9 mm, compatible with most triangle lockholes Meter Box Key compatible with most triangle lockholes; Please check your device size carefully before Triangle Key: It is widely used in electrical boxes, elevators, mailboxes, distribution boxes, switch cabinets, control cabinets. 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.