XLO

Class [023]
Yarns and Threads

AUTOMATIC SCREW MACHINE PRODUCTS SUCH AS SCREWS, BOLTS, SHAFTS, PINS, BUSHINGS, CLEVIS PINS, AND SUCH PARTS WHICH ARE COMMONLY PRODUCED ON SINGLE OR MULTIPLE SPINDLE AUTOMATIC SCREW MACHINES; CLASP BRAKE PINS AND BUSHINGS, PRECISION AIRCRAFT ENGINE PARTS, INTERNAL GRINDING SPINDLES, ((DIAMOND)) BORING MACHINES, DIESEL FUEL PUMP PARTS, DRILL JIG BUSHINGS, TOOL DETAIL PARTS SUCH AS JAWS, REST PADS, LOCATING PINS, SHAFTS, PINS BUSHINGS, AND FIXTURES WHICH ARE FREQUENTLY REPLACED OR USUALLY MANUFACTURED IN QUANTITY LOTS; TOOL GRINDING AND LAPPING MACHINE, FUEL INJECTION ((SYSTEMS SUCH AS PUMPS FOR INJECTING OIL, GASOLINE, OR OTHER FUEL, UNDER PRESSURE, INTO INTERNAL COMBUSTION ENGINES, AND INCLUDING THEREWITH MEANS FOR DISTRIBUTING THE FUEL TO MULTIPLE CYLINDERS OF AN ENGINE, COMPLETE WITH NECESSARY CONTROLS, ETC.;)) MULTIPLE DRILLING EQUIPMENT SUCH AS MACHINES FOR DRILLING A MULTIPLICITY OF HOLES SIMULTANEOUSLY OR IN SEQUENCE BUT REQUIRING A GROUP OF DRILLING SPINDLES TO PERFORM THE OPERATION (SPINDLES MAY BE ARRANGED VERTICALLY, HORIZONTALLY, OR AT AN ANGLE OR ANY COMBINATION THEREOF), ALSO INCLUDES MULTIPLE DRILL HEADS WHICH CONSIST OF A GROUP OF DRILL SPINDLES SUPPORTED AND DRIVEN FROM A SINGLE DRILL SPINDLE OR SHAFT; SHEET METAL DIES, JIGS AND FIXTURES, TUNGSTEN CARBIDE TIPPED TOOLS SUCH AS METAL CUTTING TOOLS, SUCH AS TOOL BITS FOR A LATHE, DRILLS, REAMERS, SAWS, MILLING CUTTERS, FORM TOOLS, ETC., THE BODY OF SUCH TOOLS BEING MADE OF STEEL BUT THE PORTION OF THE TOOLS ADJACENT THE CUTTING EDGE WHERE THE WEAR IS MOST PRONOUNCED AND DESTRUCTIVE BEING MADE OF TUNGSTEN CARBIDE, WHICH IS USUALLY BRAZED INTO PLACE IN THE BODY OF THE TOOL; INSERTED TOOTH MILLING CUTTERS, STANDARD MILLING CUTTERS,GEAR SHAPER CUTTERS, BROACHING FIXTURES, COUNTERBORE SETS, SPECIAL TOOLS SUCH AS ARBORS, CUTTERS, REAMERS, JIGS, FIXTURES, DIES, ETC., WHICH ARE NOT USUALLY MADE IN ANY QUANTITY AND CARRIED IN STOCK BY THE MANUFACTURER OR DEALER AS STANDARD TOOLS BUT ARE DESIGNED AND BUILT FOR ONE SPECIAL PURPOSE ONLY; COUNTERBORES, FORM TOOLS SUCH AS CUTTING TOOLS FOR USE ON A LATHE OR SCREW MACHINE, THE CUTTING EDGES OF THE TOOLS USUALLY BEING IRREGULARLY SHAPED OR "FORMED" SO AS TO PRODUCE A SIMILARLY "FORMED" PIECE OF WORK WITH ONE PASS OF THE TOOL EITHER OVER THE WORK OR INTO THE WORK AS THE PART BEING OPERATED UPON MAY REQUIRE; CORE DRILLS, BROACHES, AND REAMERS