OEMTools Spark Plug Gap Gauge

The OEMTOOLS Spark Plug Gap Gauge measures spark plug gaps from 0.020" (0.50 mm) to 0.10" (2.5 mm). A hole in the gauge works as an electrode adjuster. This gauge features inch sizes stamped on the front and metric sizes stamped on the back. Attaches to your key chain for easy access.

Measures Spark Plug Gaps from 0.020" to 1" (0.50 mm to 2.5 mm) Hole in the Gauge Works as an Electrode Adjuster Inch Sizes are Stamped on the Front Metric Sizes are Stamped on the Back Attaches to Your Key Chain for Easy Access