Spark Plug Gap Tool, Universal Metal Car Engine Tool Compatible for 10mm 12mm 14mm 16mm Thread

Widely Application: This Spark plug gap tool is universal for 10mm 12mm 14mm 16mm spark plugs. Use your desired size feeler gauge for gap thickness. Compatible Models: Spark plug gap tool is compatible for NGK 6061, for NGK 5671A, for NGK BKR9EIX and similar spark plugs. If your clearance target is 0.44mm, we recommend 0.42mm, so you'll get 0.44mm when it bounces back. Excellent Performance: The spark plug gap tool will give you the perfect gap every time, just place the spark plug on the gap tool. Note: If the spark plug gap tool gets wet, dry it with compressed air and apply lubricant to prolong its life. Pretest: Factory has undergone high pressure water immersion test and 52 hour power on aging test, and multi layer waterproof design, which truly achieves high pressure washing and immersion waterproofing.