Item Name: 25mm Cylindrical Car Tyre Measuring Pen Measuring Tool Tire Tread Pattern Depth. The stainless steel metal case is to avoid rust causing the use of the probe to retractabWith simple use, push the probe straight up to the end, and then you can measure the black flat surface on the tire pattern.Small size, easy to carry and store.The reading is clear and the alert value is particularly clear, the cylindrical measuring rod, test more accurate.It is specially designed to measure the depth of the anti-slip tread of various wheels, so as to ensure the safety of tyre wear.SpecificationType:Tyre Depth GaugeMaterial: Stainless Steel, ABS,Color: SilverDepth range: 1-25mm.Red area: 0-3mmYellow area: 3-5mmGreen area: 5-25mmItem Size: 8.76*2.77*1.28cm/3.4*1.1*0.5InchNet Weight: 10g/0.35ozNote:Red zone representative: to change the tire.Yellow district representative: warning is about to be replaced.Green zone representative: use normal. *Please make
