The Makita 4-1/2" Low-Vibration Diamond Cup Wheel (A-96198) features a double-row design and is engineered for improved performance and less vibration. It is an ideal accessory for use with 4-1/2” angle grinders with electronic controllers, and is built for paint and adhesive removal as well as concrete surface preparation. The innovative double-row design produces a smoother finish than single-row wheels, and the innovative design is engineered to reduce “chatter” for improved operator comfort.