Features: Ensure Best engine Performances and improved fuel efficiency with our Spark Plugs Gaps Gauges, designed for precise measurement of spark Plugs gaps. Crafted from high quality stainless steel, this Gauges is corrosion resistant and features clear, easy to read marking , making it convenient to carry and use. Ideal for automotive technicians, DIY enthusiasts, and any vehicle owner needing maintenance tool . Perfect for use in auto repair shops, homes garages, and outdoor emergency repairs, providing versatility in various settings. Enhances your vehicle maintenance routine with this essential tool, ensuring your Ignitions system operates at top efficiency. Specifications: Material: metal External diameter: about 38mm/1.5inch Inner diameter: about 31mm/1.22inch Package Includes: 1xSpark Plugs Gaps Gauges note: Please allow 1 to 3cm error due to manual measurement, please make sure you do not mind before you bid, Due to the difference between different monitors, the picture may not reflect the actual color of the item.