assurance test, faster response, cheaper and easier to install.<br> No more knocking the plug on a random to close it, and then using a coin to open it back. Do it accurately once with our tool.<br> Foldable feeler gauge for easy carrying and storage.<br> 32 pieces of thickness feeler gauge, easy to measure width.<br> , Never Used or Installed.<br> <br> Application: Spark Plug Tool: Suitable for most 10mm 12mm 14mm 16mm spark plugs.<br> Feeler Gauge: Measuring range is 0.0015 inch (0.04mm) - 0.035 inch (0.88mm).<br> Vehicle compatibility chart is for reference only. Check product type and size to meet your needs.<br> Colour:As Shown<br> Material:Aluminum Alloy<br> <br> Package Contents:<br> 1 * spark plug<br> 1 * feeler gauge<br> <br> Only the above package content, other products are not included.<br> Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.