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Balls for ball valves and pipe and expansion joints of steel, stainless steel, brass or other metals, metal screw connections, metal welding fittings for use with hydraulic and pneumatic systems, metal adapters for use with hydraulic and pneumatic systems, metal sealing plugs, metal press sockets for use with hydraulic and pneumatic systems, metal nuts and metal valves not being parts of machines

Metal machine components, namely, couplings, pipe fittings, ball valves and valves

Metal treating; custom assembly of materials for others, namely, custom-made productions of metal