SAFELIFE tool is used to measure tire tread depth. It is useful for monitoring the wear of tires on trucks, cars, motorcycles, and other vehicles. It allows for a quick determination of whether a vehicle is roadworthy or needs a tire replacement. This significantly enhances road safety. The construction features a metal body with plastic inserts, a dial, and a high-precision needle gauge. A special rod is used for measurement. The measuring range is from 0 to 1 inch. The device is compatible with all types of tires and immediately shows highly accurate readings.