TUBE EXPANDERS, NAMELY, POWER DRIVEN TOOLS THAT ARE USED TO EXPAND THE DIAMETER OF METAL AND PLASTIC TUBES; MACHINE PARTS USED IN COMBINATION WITH TUBE EXPANDERS, NAMELY, DOUBLE TELESCOPE SPINDLES, UNIVERSAL TELESCOPE SPINDLES, ADAPTERS FOR COUPLING TUBE EXPANDERS TO MOTORS; APPARATUS AND THEIR PARTS FOR THE ROLLING OF TUBES, NAMELY, POWER-OPERATED TORQUE CONTROL PORTABLE PNEUMATIC ROLLING MACHINES FOR TUBES, POWER-OPERATED RIGHT ANGLE TORQUE CONTROL PORTABLE PNEUMATIC ROLLING MACHINES FOR TUBES, POWER DRIVEN TOOLS THAT ARE USED TO EXPAND THE DIAMETER OF METAL AND PLASTIC TUBES WITH TORQUE-BASED SPEED CONTINUOUS VARIATION; HIGH-PRESSURE HYDRAULIC TUBE EXPANDING MACHINE FOR FIXING TUBES OF HEAT EXCHANGERS; POWER-OPERATED AUTOMATIC TUBE ROLLING MACHINES; POWER-OPERATED AUTOMATIC TUBE FACING MACHINES USING MILLING BIT TOOLS THAT CAN BE REPLACED IN HARD METAL; POWER-DRIVEN TUBE CUTTERS FOR CUTTING METAL TUBES; POWER-DRIVEN TWIST DRILLS WITH COOLING HOLES FOR PREPARING TUBE HOLES; POWER-DRIVEN REAMERS FOR DEFINING THE TUBE HOLE AND CLEANING THE TUBE SURFACE; POWER-OPERATED AUTOMATIC WORK CENTER MACHINES FOR MAKING GROOVES IN TUBE-SHEET HOLES; MACHINE PARTS, NAMELY, COOLANT INDUCER SOCKET SETS USED IN COMBINATION WITH POWER-DRIVEN TWIST DRILLS, REAMERS, AND GROOVING TOOLS FOR PREPARING TUBES; MACHINE PARTS, NAMELY, POWER-DRIVEN TUBE PILOTS EMPLOYED TO GUIDE TUBES THROUGH TUBE SHEETS AND TUBE SUPPORTING PLATES DURING TUBE BUNDLE ASSEMBLY; MACHINE PARTS, NAMELY, QUICK HOOKING AND SELF-POSITIONING TUBE BUNDLE PULLERS FOR THE CONTINUOUS EXTRACTION OF TUBES FROM TUBE EXPANDERS; MACHINE PARTS, NAMELY, STUB PULLERS AND TUBE PULLERS FOR THE CONTINUOUS EXTRACTION OF TUBES FROM TUBE EXPANDERS; MACHINE PARTS, NAMELY, SEMIAUTOMATIC AND AUTOMATIC HYDRAULIC TUBE PULLERS FOR THE CONTINUOUS EXTRACTION OF TUBES FROM TUBE EXPANDERS; POWER-OPERATED TUBE BUNDLE INSERTION TOOL FOR USE WITH HEAT EXCHANGERS; POWER-OPERATED MACHINES, NAMELY, PNEUMATIC AND ELECTRIC DESCALER CLEANERS FOR TUBES, PNEUMATIC SHAFTING TUBE CLEANERS, HYDRODYNAMIC DESCALERS FOR CLEANING TUBES; TUNGSTEN INERT-GAS ORBITAL WELDING MACHINES FOR TUBE TO TUBE AND TUBE TO SHEET WELDING; MACHINE PARTS FOR ORBITAL WELDING MACHINES FOR TUBES, NAMELY, SPINDLE AND SELF-CENTERING CARTRIDGES FOR USE WITH ORBITAL TUBE WELDERS; AUTOMATIC POWER-OPERATED ORBITAL WELDING MACHINES; POWER-OPERATED FACING TOOLS FOR FACING, BEVELING, AND REMOVING OF WELDING MATERIAL FROM TUBES; POWER-OPERATED ROTATING BELL TUBE END FACERS; POWER-OPERATED MILLING CUTTERS FOR TUBES

HAND-OPERATED TUBE EXPANDERS, NAMELY, HAND-OPERATED TOOL FOR EXPANDING THE DIAMETER OF METAL TUBE; HAND-OPERATED TUBE CUTTERS FOR CUTTING METAL TUBES; HAND-OPERATED TWIST DRILLS WITH COOLING HOLES FOR PREPARING TUBE HOLES; HAND-OPERATED REAMERS FOR CLEARING THE TUBE HOLE AND POLISHING THE TUBE SURFACE; HAND-OPERATED GROOVING TOOLS FOR EXECUTING GROOVES IN TUBE SHEET HOLES; HAND OPERATED COOLANT INDUCER SOCKET SETS FOR USE WITH TWIST DRILLS, REAMERS, AND GROOVING TOOLS FOR PREPARING TUBES; HAND-OPERATED TUBE PILOTS EMPLOYED TO GUIDE TUBES THROUGH TUBE SHEETS AND TUBES SUPPORTING PLATES DURING TUBE BUNDLE ASSEMBLY; HAND-OPERATED EXTRACTION TOOLS FOR MANUAL MAINTENANCE OF TUBES IN HEAT EXCHANGERS, NAMELY, HAND-OPERATED ONE-REVOLUTION TUBE CUTTERS, TUBE REAMERS, AND TUBE COLLAPSING TOOLS; HAND-OPERATED SQUARE SOCKET SETS AND SOCKET WRENCHES; HAND-OPERATED TUBE BUNDLE SAW MACHINES