PRECISE-GAP SPARKPLUG GAPPING TOOL

A simple tool to gap 2-,3-or 4 electrode 18mm spark-plugs. Only 2" overall, comfortably handheld. Precision made of stainless steel. 'T' handle adjusters move the ground electrodes closer to the center electrode until wire feeler identifies proper gap. Adjusters have fine thread with ball tips for precise movement.