Credible Tread Depth Analysis: This gauge features a 1/32 inch color coded scale and a 6 inch tire wear indicator with clear color codes for quick identification of tread depth stages and safer driving decisions. Enhanced Durability: Constructed from quality stainless steel and ABS materials, this reusable Tire Tread Depth Gauge delivers consistent performance and a long service life with wear resistant construction. Easy to Use: To read depth, insert the metal head into the tire tread and press against the edge to obtain the reading. This tool is especially helpful for school buses. Thoughtful Gift: A practical tool that shows you care about the safety of loved ones on the road, helping them maintain vehicles and stay safe. Use scenarios: vehicle safety checks before long trips or daily driving to determine remaining tread life. Fleet maintenance, including school buses and commercial vehicles, to monitor tread depth across tires and ensure road safety. Gift idea for safety conscious drivers, fleet managers, or automotive technicians who value tire tread health.