Drilling & Boring Machine Tool Setters, Operators, & Tenders, Metal & Plastic

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Code: 51-4032.00

Description : Set up, operate, or tend drilling machines to drill, bore, ream, mill, or countersink metal or plastic work pieces.

JobTitles : Bore Mill Operator, Computer Numerical Control Drilling Operator (CNC Drilling Operator), Drill Operator, Drill Press Operator, Drill Setup Operator, Driller, Machine Operator, Machinist, Punch Operator, Radial Drill Operator

Tasks:
  • Verify conformance of machined work to specifications, using measuring instruments, such as calipers, micrometers, or fixed or telescoping gauges.
  • Study machining instructions, job orders, or blueprints to determine dimensional or finish specifications, sequences of operations, setups, or tooling requirements.
  • Change worn cutting tools, using wrenches.
  • Select and set cutting speeds, feed rates, depths of cuts, and cutting tools, according to machining instructions or knowledge of metal properties.
  • Install tools in spindles.
  • Move machine controls to lower tools to workpieces and to engage automatic feeds.
  • Establish zero reference points on workpieces, such as at the intersections of two edges or over hole locations.
  • Position and secure workpieces on tables, using bolts, jigs, clamps, shims, or other holding devices.
  • Observe drilling or boring machine operations to detect any problems.
  • Lift workpieces onto work tables either manually or with hoists or direct crane operators to lift and position workpieces.