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The safest way to remove chips from a lathe or milling machine is to use a: - Answers -
✔✔ Brush
Small chips left on the spindle nose of the lathe should be cleaned to avoid: - Answers -
✔✔ Run out on work holding devices
Grease guns are used to insert grease into: - Answers -✔✔ Zerk fittings on machine
tools
To lubricate the ways of a lathe, the gibs of a mill, or the cross slide of a grinder: -
Answers -✔✔ Use lubricant found in central lubricating systems ("one shots")
If a vertical mill table is loose and has side play, the best solution to alleviate side play is
to: - Answers -✔✔ Tighten the taper gib adjustment
A machinist wants to find the proper type of lubrication, schedule and recommended
maintenance practices for the headstock of a lathe. The best source to find this
information is: - Answers -✔✔ Preventative maintenance schedule and machine
manual
General maintenance information for machine tools and machine work area can be
found: - Answers -✔✔ In a general maintenance manual
Pinning refers to: - Answers -✔✔ Loading the file with metal chips
Files should be stored: - Answers -✔✔ In a toolbox separated from each other
The best way to clean the chips out of a file is to use: - Answers -✔✔ Chalk
What is the most common injury that may occur during a filing operation? - Answers -
✔✔ Being stabbed with the tang (file without a handle)
The best lubricant to prevent wear and increase cutting efficiency for tapping common
steels is: - Answers -✔✔ Sulfur-based oil
The process plan specifies tooling to be used by indicating: - Answers -✔✔ Tooling
diameters and sizes
, A reaming operation produces finish tears. The cause of the tears is: - Answers -✔✔ A
reamer with a worn tip
What is the gage block height for an angle of 9 degrees on a 10-inch sine plate? -
Answers -✔✔ 1.5643 inches
Which of the following combinations of gage blocks (from an 81-block set) can be used
to gage a length of 0.9528 inches? - Answers -✔✔ 0.1008, 0.102, 0.750
The process of displacing air between gage blocks for accurate measurements is
called: - Answers -✔✔ Wringing
To check the height of multiple parts with gage blocks, a machinist would use a: -
Answers -✔✔ Dial indicator and digital height gage
Surface finish is checked with: - Answers -✔✔ Comparison chart
A surface finish symbol is as follows: 15 checkmark - Answers -✔✔ The surface finish
is 15 micro inches
What is the most common type of surface finish callout? - Answers -✔✔ Roughness
A part is considered a reject when: - Answers -✔✔ Dimensions are out of tolerance
A sampling is referred to as a: - Answers -✔✔ Samples taken from a machine over a
period of time
Inspection plans are needed to: - Answers -✔✔ Coordinate inspection procedures,
Identify measuring tools, Check dimensions in a repeatable and reliable way
The first thing to do when constructing an inspection plan is to: - Answers -✔✔ Select
the critical and important dimensions to inspect
The most important factor in selecting measuring tools for inspection is: - Answers -✔✔
Tolerancing of dimensions to inspect
Sampling plans contribute to a quality control process by: - Answers -✔✔ Providing an
acceptable representation of all the parts produced
What feature of a thread is checked with a thread micrometer? - Answers -✔✔ Pitch
diameter
Dial bore gages are used to measure: - Answers -✔✔ Holes