Air distribution units for pneumatically driven pumps; Vehicle pneumatic and hydraulic compressors; Air screwdrivers; Tube conveyors, pneumatic; Parts of oilfield wellhead machines, namely, gate valves, ball valves, check valves, plug valves, globe valves, choke and manifold industrial pumps, pump and valve parts, pipe fittings and flanges; Gas compressors; Fluid power component kit comprising hose and fittings for use in machinery; Metal parts and fittings for power-operated lifting equipmen...