General-purpose tools, such as turning tools, planers, milling cutters (not including shaped turning tools, shaping planers, and forming cutters), boring tools, drills, reamers, reamers, saws, etc.; forming tools, cutting edges of such tools It has the same or nearly the same shape as the cross-section of the workpiece to be machined, such as forming lathes, forming planers, forming cutters, broaches, conical reamers, and various thread cutting tools, etc.; Teeth or similar workpieces, such as hobs, pinions, shavers, bevel gears, bevel gear cutters, etc.

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