Pneumatic furrow depth standard with smart color coding

1. EASY TO READ, colorful scale bar with 6-sided printing and 2 units (inches and millimeters) to make it easier for people to read. The color-coded tread depth gauge clearly indicates the different tread phase of the tire by different color.2. Precisely measuring tread depth gauge, calibrated from 0 to 1 inch in 1/32nd and 0 to 25 mm.3. CLEAR COLOR-CODED AREAS of tire tread depth gauge, red range on bar: 0-3/32 inches (0-2/25 mm); Yellow range on bar: 3/32 - 6/32 inch (2/25-5/25 mm); Green range on bar: 6/32-32/32 inches (5/25-25/25 mm).4. PRACTICAL OPERATION. Just put the metal head into the tire tread, press the black flat edge on the tire edge to read the result.5.DURABLE AND USEFUL Tread Depth Gauge, made of durable plastic and stainless steel. Comes with a pocket clip, easy to carry. Monitor tire tread levels regularly to ensure safer driving. Suitable for trucks, motorcycles, automobiles and passenger vehicles.