7 Machinery tools for use with power-operated or electric equipment, namely, twist drills, drill bits, drill sockets and sleeves, reamers, taps, counterbores, countersinks, screw extractors, tool bits countersinks, milling cutters, end mills, lathe mills, heading mills, arbors, mandrels being machine parts, collets, drill and turret tool holders, chucks for holding tools, screw plates, die stocks, dies, die parts, chasers, taps, tap holders, tap drivers, tap wrenches, lathe die holders, lathe centers, pilots, drill and reamer drivers, end mill adaptors, shell mill adapters, drill drifts, tool inserts for power-operated lathes, machining centers, and turning machines, cut-off blades, drill blanks, slitters, slotters seat cutters, spot facers, threading machines for cutting and rolling threads