Menu
« Back to All Apprenticeships
Precision Machinist
Published
Time-Based Apprenticeship
Industries
O*Net Code
51-4041.00
Rapids Code
0296
Req. Hours
6000
State
DC
Created
Jul 16, 2021
Updated
Jul 16, 2021
Time-Based Skills
10 skill sets | 10 total skills
Tool Crib - 500 req. hrs
Learning names of raw materials and names and use of tools, jigs, fixtures and gauges.
Drills - 500 req. hrs
Power and radial drilling, tapping, ream-lapping, counterboring and countersinking, grinding drills, lubricants, cutting, speeds and feeds, safety.
Lathe - Engine - 1500 req. hrs
Chucking, use of face plate, mandrel, steady rest and follow rest, centering, straight turning, facing taper, turning with taper attachment, offset tail stock and compound, drilling, reaming.
Milling Machine - 1000 req. hrs
Plain, vertical and universal. Selection of cutters, methods of holding work, vise, clamps, dividing head, circular table - plain or slab, milling, sawing, boring, fly cutter milling, vertical head, keyway cutting, slotting, spline milling, rack cutting, cutter milling, gear cutting, gang milling, form milling, speeds and feed, lubricants, safety.
Shaper And Planer - 500 req. hrs
Methods of holding work, vise, clamps, dividing head, surface and angle cutting, keyway cutting, squaring, dovetailing, speeds and feeds, grinding tools, safety.
Surface Grinder - 300 req. hrs
Safety, selection of grinding wheels, speeds and feeds, mounting wheels, magnetic chuck, dressing wheels, plain or surface grinding, angle grinding, squaring.
Universal Grinder - 500 req. hrs
Safety, mounting wheels, speeds and feeds, dressing wheels, straight, taper, angle face, form and hole grinding.
Cutter Grinder - 600 req. hrs
Safety, mounting wheels, setting up indexing attachments, clearance angles for various types of cutters and reamers, setting up for these angles, grinding plain, spiral and end mills, reamers, form cutters.
Heat Treatment - 100 req. hrs
Kinds of steel, S.A.E. classification, how to harden, draw, case and pack harden and anneal, use of pyrometer and color chart, hardness tests, quenching baths, and safety.
Bench Work - 500 req. hrs
Filing, scraping, chipping, layout and assembly, use of gauge blocks and dial indicator, vernier height gauge, lapping, tapping and threading, lubricants, inspection, safety.
