10X ILLUMINATED SPARK PLUG INSPECTOR
Part Number: DV980-10
This 10X magnification illuminated loupe will reveal even the smallest defect in spark plugs. Use it every time you clean your plugs to check for cracked insulation, fractured or pitted electrodes, and foreign deposits, that can lead to engine failure. Requires 2 "C" batteries (not included). 1 lbs (0.5Kg) shipping weight.