【HIGH PERFORMANCE】：The measuring probe can easily penetrate deep into the tire tread. Compact and lightweight, easy to use.【HIGH ACCURACY】：Laser engraving scales, clear and accurate. Feel free to use the tire tread depth ruler in any of your home improvement or professional projects, with perfect results.【PROFESSIONAL QUALITY】：This depth gauge is used to measure the anti-skid tread depth of different tires to understand their wear condition over time.【STAINLESS STEEL】：This tread depth gauge is made of stainless steel, wear-resistant, shock-resistant and durable.【HOW TO USE】：Push the probe to the end, Push the size to the end, check the value. Small and exquisite, easy to store and carry, providing you with much convenience.