6
Metal pipes; pipe connections of metal; pipe fittings of metal; couplings of metal for pipes; flanges of metal; construction elements in the nature of supports of metal for rigs and platforms; clamps of metal for piping and ducting; pipe joints of metal; expansion joints of metal for piping and ducting; pipe joint covers of metal; drive strings in the nature of metal pipes; and caisson pipes of metal; structural parts for the aforementioned goods; oil and gas well tubular thread protectors being component parts of metal pipe assemblies
7
Oil and gas well drilling tools and equipment, namely, drill string torque reducers, casing wall scrapers being structural parts of oil and gas well drilling machines, cutting bed pump impellers, vibrational load reducers being structural parts of oil and gas well drilling machines, flow actuated circulation tools being structural parts of oil and gas well drilling machines, variable gauge stabilisers being structural parts of oil and gas well drilling machines, top drive fluid circulation and cement placement tools being structural parts of oil and gas well drilling machines; oil and gas well casing cementing tools and equipment, namely, cement baskets, float shoes and cementing shoes all being structural parts of well casing cementing machines; guide shoes and drive shoes being structural parts of oil and gas well drilling machines for promoting penetration of oil and gas well tubulars; deviator shoes for oil and gas wells being structural parts of oil and gas well drilling machines; whipstocks for oil and gas wells being structural parts of oil and gas well drilling machines; downhole valves as machine components to divert fluid flow in oil and gas wells; motors other than for land vehicles, namely, mud motors to drive drill bits used to drill oil and gas wells; rotary steerable subs for use in directional drilling of oil and gas wells as structural parts of drilling machines; structural parts for the aforementioned goods; drive shoes being component parts of drilling machines
40
Prototyping services, namely, prototype fabrication of new products for others; machine shop services, namely, machining parts for others; manufacture to order of precision engineering products for others; advisory and consultancy services relating to these services