... ,KATO,HITACHI,KOBELCO,SUMITOMO,KUBOTOOEM Number:European Excavator: VOLVO,CASE,MANN,HENGST,MAHLEOEM Number:American Excavator: CATERPILLAR,ATLAS,CUMMINS, Fleetguard,Donaldson,LUBER-FINER ... ,OEM Number:Korean Excavator: Hyundai, DAEWOO,DOOSANOEM Number:Chinese ...