Spark Plug Gap Gauge Coin-type 0.5-2.5mm Gapper Feeler Gauge Ignition Caliber

Keep your engine running smoothly with this Spark Plug Gap Tool. It is made from a high-quality material and also features an opener. Measures in increments of one thousandth from .020 through .100 (0.5 to 2.5mm)

Gauges and gaps all types of spark plugs

Large, hard-stamped size markings for accurate and easy-to-read scale

Portable: mall as a coin and easy to carry

Attaches to your key chain for easy access