Ball valves being parts of machines; Connecting rods for machines, motors and engines; High-pressure pumps for use in oil or gas well hydraulic fracturing operations; Hydraulic pumps; Lubricating pumps; Oil filter adapters; 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, pipefittings and flanges; Pneumatic pumps; Power drill accessories, namely, non-electrical adapters fo...