... 3.size: 300-450mm For power tools as Bosch,Hitachi,Makita,used in cutting chiseling hole for concrete. Point Chisel/Flat ... Chisel/Groove ChiselAccessories for power tools as Bosch, ... , Metabo, Hilti etc.Suitable for used with electric hammer in chiseling hole, cutting, chiseling groove for concrete and brick wall. OEM ...