Adjust machine controls and change tool settings to keep dimensions within specified tolerances.

Study blueprints, layouts or charts, and job orders for information on specifications and tooling instructions, and to determine material requirements and operational sequences.

Move controls to set cutting speeds and depths and feed rates, and to position tools in relation to workpieces.

Inspect sample workpieces to verify conformance with specifications, using instruments such as gauges, micrometers, and dial indicators.

Replace worn tools, and sharpen dull cutting tools and dies, using bench grinders or cutter-grinding machines.

Replace worn tools, and sharpen dull cutting tools and dies, using bench grinders or cutter-grinding machines.

Replace worn tools, and sharpen dull cutting tools and dies, using bench grinders or cutter-grinding machines.

Compute unspecified dimensions and machine settings, using knowledge of metal properties and shop mathematics.

Crank machines through cycles, stopping to adjust tool positions and machine controls to ensure specified timing, clearances, and tolerances.

Position, secure, and align cutting tools in toolholders on machines, using hand tools, and verify their positions with measuring instruments.

Start lathe or turning machines and observe operations to ensure that specifications are met.

Start lathe or turning machines and observe operations to ensure that specifications are met.

Refill, change, and monitor the level of fluids, such as oil and coolant, in machines.

Lift metal stock or workpieces manually or using hoists, and position and secure them in machines, using fasteners and hand tools.

Lift metal stock or workpieces manually or using hoists, and position and secure them in machines, using fasteners and hand tools.

Install holding fixtures, cams, gears, and stops to control stock and tool movement, using hand tools, power tools, and measuring instruments.

Select cutting tools and tooling instructions, according to written specifications or knowledge of metal properties and shop mathematics.

Turn valve handles to direct the flow of coolant onto work areas or to coat disks with spinning compounds.