Product information:
Product range: 0-25.4mm
Difference:±0.1mm
Material: ABS plastic
Product accuracy: 0.01mm
Instructions for use:
Step 1: Press the power button to turn on the machine and check whether the display is normal.
Step 2: The allowance for the measurement surface is on a flat surface, push the measuring rod to the end, press Zero to return to "0.00"
Step 3: The measurement surface is vertically close to the tire surface. Insert the measurement rod into the bottom of the groove to display the measurement value.
Note: It is recommended to measure several times in different areas of the same tire and take the average value, the result is more accurate
Tire pattern depth ruler:
Tire wear limit value ≤1.6mm Recommended replacement
Summer tire driving wear ≤3mm Recommended replacement
Winter tire driving wear ≤ 4mm Recommended replacement
Noted : Battery not inlcuded
0-50mm monolithic (tool steel): 
Yellow double scale plastic tire pattern ruler 0-20MM:
US$719.00- US$13.90
- US$14.90
- US$89.00
- US$69.00
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- US$129.00
- US$24.90
- US$149.00
- US$23.74
- US$39.90
- US$65.00
- US$419.00
- US$6.90
- US$3.90
- US$71.50
- US$125.00
- US$56.00
- US$15.99
- US$249.00
- US$32.90
- US$49.00
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- US$21.84