<p>This spark plug gap gauge is perfect for DIY automobile maintain use or the professional mechanic.Spark plug gap gauge tool measurement coin-type 0.6-2.4mm with flanged hole to adjust the side wire without damaging the center element and outer rim to measure the electrode gap.</p> <p><b>Specifications:</b><br> ●SAE: .02 to .100"<br> ●Metric: 0.6 to 2.4 mm<br> <p><b>Package Content:</b><br> 1 x Spark Plug Gauge Gap<br>