Spark plug spacer tool for engines - Easy and convenient to use: this spark plug spacer tool is designed for quick and reliable gap setting during spark plug installation, simplifying car maintenance. - Precise spacing every time: built-in spacer ensures the correct gap each time, reducing the risk of misadjusted plugs and ensuring consistent engine performance. - CNC machined durable construction: made from solid material with CNC precision for long-term use and dependable performance in engine service. - Compact and lightweight: compact size and low weight make it easy to carry, store, and use in tight engine bays. - Compatible car tool for engines: suitable for standard automotive spark plug gap work on car engines, providing a reliable gap tool for engine maintenance. Use scenarios - Routine maintenance at home or in a shop: use to check and set spark plug gaps before installation to ensure proper engine firing. - Field service or roadside checks: keep in your toolbox for on-site gap verification on multiple vehicles during service calls. - Engine rebuilds or performance tuning: employ to ensure consistent spark plug gaps across different plugs for reliable combustion.