The Die Grinders are used for speed polishing and grinding applications with a variety of wheels. The Makita 6mm Die Grinder has a continuous rating input of 240W. The Makita 906 has an overall length of about 283mm and a no-load speed of 25000 rpm. The Makita 6mm Die Grinder is perfect for light and precision grinding. The Makita 906 is compact and palm-sized grinders for multipurpose applications