With the Bosch Expert for Concrete diamond cup wheel, you smooth uneven concrete floors, walls, and ceilings quickly and with full control. Featuring a double row of 18 robust 5 mm diamond segments, it delivers outstanding durability while removing formwork seams, rough spots, and surface flashings with ease. The accurately balanced design reduces vibration significantly, leaving a smooth surface finish with fewer swirl marks while protecting your concrete grinder or angle grinder. With a 125 mm diameter and standard 22.23 mm bore, you prepare any hard mineral substrate efficiently for subsequent finishing.