7
DRILL BITS FOR EARTH DRILLING EQUIPMENT; POWER OPERATED DIAMOND DRILLING RIGS, RODS AND TOOLS AND PARTS THEREFOR, NAMELY, CORES, BARRELS, DIAMOND DRILLING BITS AND REAMING SHELLS; [ POWER OPERATED DIAMOND SAWING AND CUTTING MACHINES AND POWER OPERATED DIAMOND SAWING AND CUTTING TOOLS, NAMELY, CIRCULAR AND DIAMOND WIRE SAWS; ] PARTS FOR POWER OPERATED VIBRATORY ROTARY AND ROTARY PERCUSSION DRILLING RIGS, MACHINES AND TOOLS, NAMELY, CEMENTED TUNGSTEN CARBIDE TIPPED DRILLING BITS, TAPERED AND THREADED DRILLING RODS, COUPLINGS AND SHANKS; [ HIGH PRECISION ABRADING AND GRINDING MACHINES AND POWER OPERATED TOOLS, NAMELY, DIAMOND, CUBIC BORON NITRIDE AND SUPERHARD ABRASIVE CONTAINING GRINDING WHEELS; ] CEMENTED TUNGSTEN CARBIDE COMPONENT PARTS FOR MINING AND INDUSTRIAL APPLICATIONS, NAMELY, EARTH AND ROCK DRILLING INSERTS FOR USE ON ROTARY/PERCUSSIVE ROCK DRILLING EQUIPMENT; [ DIAMOND SYNTHESIS, GRINDING BURRS FOR USE ON METAL DEBURRING MACHINES; END MILL RODS FOR USE ON MILLING MACHINES FOR METAL REMOVAL IN ENGINEERING AND MANUFACTURING WORK SHOPS; ] EARTH DRILLING EQUIPMENT, NAMELY, DRILL RODS FOR ROCK AND EARTH; WIRE LINE CORE BARRELS FOR EARTH DRILLING; OVERSHOT ASSEMBLIES FOR DRILL RODS FOR ROCK AND EARTH
37
Earth drilling services; technical drilling consultation for the oil, gas, and mining industries
42
Technical research for the oil, gas and mining industries; geological, geophysical and geochemical exploration; mining and mineral exploration services; oil and geological prospecting and mapping; [ custom design of mines and mine layouts; ] scientific research services; engineering services [ ; oil field analysis services in the oil, gas and mining fields ]