1.SHANK SHAPE: SDS PLUS 2.MATERIAL: 42CrMo Or 40Cr 3.SIZE: 250mm 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, Hitachi, Makita, Metabo, Hilti etc.Suitable for used with electric hammer in chiseling hole, cutting, chiseling groove for concrete and brick wall.OEM is offered. We also ...