- Versatile Compatibility: Designed to fit most spark plugs with sizes of 10mm, 12mm, 14mm, and 16mm. Please note that it is not suitable for spark plugs with an 18mm thread pitch. It is advisable to double-check your spark plug size before use. - High-Performance Tool: Crafted from premium, wear-resistant materials, this spark plug gap tool is built thick for durability, ensuring reliable performance throughout its lifespan. - Time-Saving Efficiency: Featuring precise measurements and a streamlined design, this spark plug gap tool optimizes engine performance and simplifies installation, helping you save valuable time during vehicle maintenance. Experience enhanced efficiency and accuracy with ease. - Travel-Friendly Design: Ensure your engine runs at peak performance with this compact and portable spark plug gauge. Its comfortable grip and space-saving design make it an ideal tool for both professionals and DIY enthusiasts, allowing you to take it anywhere. Use Scenarios: - Ideal for routine vehicle maintenance, allowing you to quickly and accurately gap spark plugs for optimal engine performance. - Perfect for mechanics and car enthusiasts who need a reliable tool to measure spark plug gaps on the go. - Great for anyone looking to improve fuel efficiency and engine responsiveness by ensuring correct spark plug spacing.