23 MACHINE TOOLS NAMELY, BAND SAWS, AND SAWING MACHINES [, FILING MACHINES, COMBINATION SAWING AND FILING MACHINES, MILLING MACHINES, AND SPECIAL MILLING MACHINES KNOWN AS DUPLICATORS, AND SURFACE GRINDERS ]; PARTS AND ATTACHMENTS FOR THE MACHINE TOOLS SPECIFIED NAMELY, [ CIRCULARSAWS, AND ] SAW BLADES, [ HACK SAW BLADES, ] DIAMOND BLADE BANDS [, FILE BANDS, LINE GRINDING BANDS, GRAVITY FEED TYPE DRIP APPLICATORS FOR APPLYING CUTTING OIL TO THE WORK ZONES OF THE MACHINE TOOLS SPECIFIED, VARIABLE SPEED FULLEYS AND V-BELTS, GRINDING WHEELS, CYLINDRICAL GRINDING ATTACHMENTS, AND COOLANT UNIT ATTACHMENTS FOR THE MACHINE TOOLS SPECIFIED AND WHEREBY A LIQUID LUBRICANT AND COOLANT IS FED BY MEAINE; PUMPS OF THE GEAR, VANE, CENTRIFUGAL OR PISTON TYPE FOR ALL FORMS OF GASES AND FLUIDS, AND GENERALLY KNOWN AS HYDRAULIC PUMPS, AIR PUMPS, AND DIAPHRAGM PUMPS, CUTTING TOOLS NAMELY, DRILLS, DRILL RODS, AND COUNTERSINKS; AND THE FOLLOWING HAND TOOLS, HAND SAWS, HAND FILES, AND HAMMERS ]