Spark plug gap tester 0.5-2.55mm / 0.02-0.1in

Spark plug gauge in a flat design with a bevelled opening for adjusting the electrode gap without damaging the electrode. The measuring scale for viewing the electrode gap is along the outer edge. The measuring range is between 0.5-2.55 mm / 0.02-0.1 inches.• Steel.
• Measuring range 0.5-2.55 mm / 0.02-0.1 inches