Tire Tread Depth Gauge, 0–1? 1/32? Markings

This Milton 448 is a precision tire tread depth gauge sold in a 10-piece bulk pack, featuring a round aluminum indicator bar calibrated from 0 to 1? in 1/32? increments. Its profiled contact tip fits between tread grooves, and it includes a spring-clip for convenient pocket storage. The gauge is an essential, low-cost tool for assessing tire wear and ensuring compliance with safety standards.