- Compact Design : Measuring 13 cm x 8 cm, this valve lapping tool set is easy to store and transport, ensuring you have all the essential components for effective valve grinding without taking up too much space. - Versatile Compatibility : The electric valve grinding tool set includes a variety of cup sizes (16/20/30/35/45 mm), making it suitable for different valve dimensions. This versatility makes it an essential addition to any automotive repair toolkit. - Complete Set : The package includes a full valve lapping tool set, providing you with all the necessary tools to handle various valve grinding tasks effortlessly. - User-Friendly Application : Designed for both professional mechanics and DIY enthusiasts, this electric valve grinding tool simplifies the maintenance of engine valves, enhancing efficiency in automotive repairs. Use Scenarios : 1. Perfect for routine valve maintenance in automotive workshops, ensuring optimal engine performance and longevity. 2. Ideal for hobbyists working on personal vehicles, making valve grinding tasks straightforward and effective. 3. Useful in various automotive applications, whether you're replacing worn valves or performing routine engine overhauls.