Outstanding Lifetime in Concrete - The Expert for Concrete Long Life Diamond Grinding Head offers outstanding lifetime when grinding concrete. Its double row of 18 segments ensures excellent durability and smooth grinding for less swirl marks on the surface. The grinding head's high level of balance ensures vibration-controlled grinding. It is compatible with angle grinders. The high level of balance provides vibration-controlled work, which protects both users and the power tool. With 22.23 mm bore for concrete grinders and angle grinders with locking nut. Features and Benefits • Long Life Grinding Concrete • Expert for Concrete Long Life Diamond Grinding Head offers outstanding lifetime when grinding concrete • Double row of 18 segments ensures excellent endurance Specifications Unbalance, max. g*: 50mm Diameter: 125mm Bore size: 22.23mm Bore diameter: 22.23mm Segment height: 5,0mm