procedures for hand tapping a hole with a drill press to assure perpendicularity; hand tapping a hole in a work piece to required tolerance 41. Setting up and operating drill presses; Powe tapping a hole in work piece: Safety precautions/procedures for power tapping; distinguishing between power and hand taps; r.p.m. for machine tapping in a drill press for 1/4-20nc-2b, 1/2-13nc-2b, procedures for machine tapping holes; correct cutting fluids for power tapping; power taping a hole in a work piece to required tolerance 42. Setting up and operating lathes; Parts of a lathe: Major parts of the lathe; function of the bed; function of the carriage and the parts therein; function of the head stock and the parts therein; function of the tail stock and the parts therein 43. Setting up and operating lathes; General safe and efficient work practices: Need for safety glasses; hazards of chip handling; set up hazards; chuck removal and installation hazards; hazards of work piece burrs; proper housekeeping and tool hazards; safety by written safety test 44. Setting up and operating lathes; Measuring stock: Correct drafting standards for dimensioning blueprints; proper care, use, and calibrations of precision measuring instruments; accepted drafting abbreviations and/or symbols (outside diameter, inside diameter, threads per inch, inch, millimeter, counterbore, depth); measuring a cylindrical work piece
procedures for hand tapping a hole with a drill press to assure perpendicularity; hand tapping a hole in a work piece to required tolerance 41. Setting up and operating drill presses; Powe tapping a hole in work piece: Safety precautions/procedures for power tapping; distinguishing between power and hand taps; r.p.m. for machine tapping in a drill press for 1/4-20nc-2b, 1/2-13nc-2b, procedures for machine tapping holes; correct cutting fluids for power tapping; power taping a hole in a work piece to required tolerance 42. Setting up and operating lathes; Parts of a lathe: Major parts of the lathe; function of the bed; function of the carriage and the parts therein; function of the head stock and the parts therein; function of the tail stock and the parts therein 43. Setting up and operating lathes; General safe and efficient work practices: Need for safety glasses; hazards of chip handling; set up hazards; chuck removal and installation hazards; hazards of work piece burrs; proper housekeeping and tool hazards; safety by written safety test 44. Setting up and operating lathes; Measuring stock: Correct drafting standards for dimensioning blueprints; proper care, use, and calibrations of precision measuring instruments; accepted drafting abbreviations and/or symbols (outside diameter, inside diameter, threads per inch, inch, millimeter, counterbore, depth); measuring a cylindrical work piece
Precision-Machining-Levels-I-III-PTE-Evaluation-Form.docx