Decription: DTH hammer sizes: Low Air Pressure Hammer: CIR50, CIR60, CIR70, CIR90, CIR110, CIR130, CIR150, CIR170mm. High Air Pressure Hammer:DHD 3", 3.5", 4", 5", 6", 8"...
Seller: Wenling Weikai Machinery Co., Ltd China
