Lisle 67870 Standard / High Spark Plug Gauge and Gapper
Gauges and Gaps all Types of Spark Plugs from .020" to .100" (.50mm to 2.53mm).
Tapered edge for gauging spark plugs. Specially designed hole with flange adjusts side wire of plug without pressuring center electrode.
WARNING: Cancer & Reproductive harm www.P65Warnings.ca.gov