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DOT Code: 604.382-014

Industry: machine shop
Alternate Titles: bar-machine operator, single spindle

Operates one or more previously set up single-spindle screw machines (type of lathe) equipped with automatic indexing and feeding mechanisms to perform series of machining operations on metal bar stock, following specifications: Reads blueprint and job order for such information as dimensions, tolerances, and number of workpieces to be machined. Examines machine to become familiar with tooling setup. Loads stock into feeding mechanism manually or with hoist. Starts machine and observes operation. Verifies conformance of sample workpieces to specifications, using preset gauges, micrometers, or dial indicators. Adjusts machine controls and changes tool settings to keep dimensions within specified tolerances. Replaces worn tools. May operate bench grinder or cutter-grinding machine to sharpen tools [Tool-Grinder Operator (machine shop)]. May machine plastics or other nonmetallic materials. May be required to have experience with particular material or product or machine of particular size, type, or trade name. Differs from Screw-Machine Operator, Production (machine shop) in that this work is characterized by variety, with shorter runs and less repetition.

GOE: 06.02.02 STRENGTH: M GED: R3 M2 L2 SVP: 5 DLU: 77