IR

Class [023]
Yarns and Threads

AIR TOOLS-NAMELY, ANGLE ATTACHMENTS, BACKFILL TAMPERS, CHIPPING HAMMERS, CALKING HAMMERS, CLAY SPADES, CONCRETE BREAKERS, CONCRETE VIBRATORS, CORE BREAKERS, CRANKING MOTORS, DIGGERS, DRILLS, DRILL STEEL CUTTERS, GRINDERS, HOISTS, RIVETERS AND HOLDERS-ON, ROCK DRILLS, PAVING BREAKERS, PILE DRIVERS, SANDERS, SAND RAMMERS, SAWS, SCALING HAMMERS, SCREW DRIVERS, NUT RUNNERS, STATIONARY MOTORS, SURFACERS, WIRE BRUSHES, WOOD CORERS, AND WRENCHES TORQUE AND IMPACT; AIR-AND GAS-LIFT PUMPS; CORE DRILLS; AIR AND GAS COMPRESSORS-NAMELY, AMMONIA COMPRESSORS, AUTOMOTIVE TYPES, COMBINED ENGINE-COMPRESSOR UNITS FOR STEAM, GAS AND OIL DRIVE, DIRECT CONNECTED ELECTRIC AND BELTED, HIGH AND LOW PRESSURE TYPES, MINE-CAR COMPRESSORS, PORTABLE COMPRESSORS, MOBILE COMPRESSORS, AND VACUUM PUMPS; [ DIESEL ENGINES, STATIONARY AND MARINE; ] GAS ENGINES; DETACHABLE ROCK DRILLING BITS, [ HOT MILLING MACHINES FOR RESHARPENING BITS, ] BIT GRINDERS, AND DRILL STEEL SHARPENERS; CENTRIFUGAL PUMPS- NAMELY, BOILER-FEED, CHEMICAL, CIRCULATING; CONDENSATE-RETURN, COOLANT, GENERAL SERVICE, HIGH PRESSURE, HOT-OIL, MARINE, MINE, PAPER MILL, PIPE LINE, PROPELLER, REFINERY, SUMP, AND WATER SYSTEM; AIR AND GAS RECEIVERS; PNEUMATIC MOUNTINGS FOR ROCK DRILLS; DRILLING AND BROACHING MOUNTINGS, WAGON MOUNTS FOR ROCK DRILLS, AIR-LINE LUBRICATERS, AND SELF-CONTAINED SELF-PROPELLED MOBILE QUARRYING MACHINES; AND STEAM JET EJECTORS