Performance Tool Spark Plug Gap Gauge (Metric/SAE)
Precise spark plug gap gauge with easy-to-read markings. Adjusts electrodes with a tapered hole.
Covers a wide range of gaps
Easy to read markings to set gaps quickly and easily
Tapered hole adjusts electrode
Carded Sizes
SAE .020 to .100″; Metric 0.5 to 2.5mm