3-Piece Spark Plug Tester, Ignition Gap Gauge, Zinc Alloy Ignition Measuring Tool with Inch and Metric Scales, Automotive Accessories -

Simple and easy to use: simply insert the edge of the gauge into the spark plug gap and quickly read the value on the scale. No complex tools are required, and technicians of all levels can perform calibration efficiently. Integrated multifunctional design: this device combines electrode gap measurement and spark plug cap opening measurement. The curved edges allow for quick gap adjustment. It's a versatile tool that simplifies maintenance operations. Made of high-quality zinc alloy: die-cast from thick zinc alloy with a matte surface that is corrosion and wear resistant and won't easily deform or rust. It maintains its accuracy and durability even after prolonged, high-frequency use. Portable design with hanging ring: the top has a hole for attaching a key ring for easy carrying. Small and compact, it takes up little space and is therefore ideal for car emergencies, outdoor repairs, and professional automotive interventions. Dual-scale precision measurement: The dual-scale design, with imperial units on the front and metric units on the back, covers a range of 0.6 to 2.4 mm. The clear laser engraving makes readings intuitive and precisely matches the gap requirements of different spark plugs. 3-Piece Spark Plug Tester, Ignition Gap Gauge, Zinc Alloy Ignition Measuring Tool with Inch and Metric Scales, Automotive Accessories