GRIP ON TOOLS Spark Plug Gap Tool
Use to measure spark plug gaps from 0.020” to 1” (0.50 to 2.5 mm). The hole in this gauge works as an electrode adjuster. It is dual sided with SAE sizes stamped on the front and MM sizes on the back.
Features:
- SAE measurements stamped on the front
- Metric measurements stamped on the back
- Measures spark plug gaps from 0.020″ to 1″ (0.50 to 2.5mm)
- Hole works as an electrode adjuster









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