Features: Material: zinc alloy. Color: silver. Dimensions: 7.2 x 7.2 x 1.3 cm . Weight: 56g. Material: This silver utility wrench is designed with good quality zinc alloy cross shape, it is sturdy and durable, you can use it use for a long time Multi-Function: The utility meter button has 4 shapes, including 2 square shapes, 1 triangle shape and 1 button shape in the picture, it is functional and can be used as long as depending on size and shape Dimensions: 4-way utility button measures 7.2 x 7.2 x 1.3 cm; perfect size to carry it in your hand or put it in your pocket Wide application: the multi-function knobs can be used as a handy wrench and turn screws, suitable for many electric valves, water, gas, train, cupboard, elevator, etc. Note: the wrong key is not suitable for one type of radiator. Please make sure the size fits your device before purchasing