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DOT Code: 604.685-010

Industry: clock & watch

Tends semiautomatic turning machine to cut recess in watch balance wheel: Fits center hole of balance wheel over pin protruding from face of quill (removable headstock), using tweezers. Fits holding ring over wheel and depresses pedal to clamp ring in place. Depresses pedal to start machine. Observes machine operation to detect malfunction. Lifts recessed wheel from pin, using tweezers, when machine automatically stops at end of cycle. Verifies contour of recess, using go-not-go gauge, depth of recess, using upright gauge, and quality of cut, using jeweler's loupe.

GOE: 06.04.24 STRENGTH: L GED: R2 M1 L1 SVP: 3 DLU: 77