Power-operated metalworking machine tools, namely, drilling tools; power-operated metalworking machine tools, namely, milling tools; sharpening machines; drill sharpening machines; drilling machines; parts and controls for the operation of machines, engines, and motors, namely, chucks for power drills, drill chucks for power drills, tool holding fixtures in the nature of machine tool holders, machine tool holders, shrink chucks being parts of cutting machines, extensions for tools, indexable inserts for power-operated drilling machines, cutter chucks, milling chucks being parts of chip cutting machines, shrink chucks being parts of chip cutting machines, tool setting apparatus for setting and adjusting tools, and modular couplings for machine tools; all the foregoing for industrial purposes
Machinery