SHALE YES!

Threaded metal pipe connectors, used with pipes and tubes for oilfield applications; Completion equipment used for oilfield applications, namely, metal casings used to stabilize the well bore in oil and gas wells, metal tubing used to produce oil and gas deposits from subterranean locations; Well intervention tools and equipment used for oilfield applications and component parts thereof, namely, pressure control equipment in the nature of wireline valves of metal not being part of machines, in-situ pressure test subs, and grease injection control heads; Well intervention tools used for oilfield applications and component parts thereof in the nature of slickline tools, namely, wire rope fittings of metal being sockets, stems, jars, pulling tools being coiled metal tubing used to deploy and set sub surface well flow control devices; Well intervention tools used for oilfield applications and component parts thereof in the nature of e-Line tools, namely, electric line wire rope fittings of metal being sockets, metal hardware being double-end swivels, and crossover joints being structural joint connectors of metal; Completion equipment used for oilfield applications, namely, workover and coiled tubing intervention equipment in the nature of metal tubing

Machines used for oilfield applications, namely, perforating guns, pressure switches as parts of machines; Completion and well intervention tools and equipment used in oilfield applications and component parts thereof, namely, lubrication machines, stuffing boxes being parts of machines, and automated casing running tools