Company ŻWIR-KOP Sp. z o.o. is involved in the production of the following types of machines: -suction dredgers, also called refulers -belt conveyors -belt steam traps -vibrating sieves We provide services related to: -suction dredgers, also called refulers -CNC machining -CNC turning of metals -CNC milling of metals -CNC plasma cutting -sandblasting of metal surfaces -MIG/MAG welding -welding of steel structures