ASSIGNMENT 4
Textbook Assignment:
" F i l e s , " "Grinders and Sharpening Stones," "Scrapers," "Awls," "Bolt
and Cable Cutters," "Glass Cutters," "Knives,' 'Pipe Cutting and
Threading Tools," "Tube Cutting and Flaring Tools," 'Shears and
Nippers," "Taps and Dies," "Reamers," and "Benders," chapters 28
through 40, pages 28-1 through 40-4.
4-1.
The point, edge, face, heel, and
tang are the five parts of which of
the following tools?
1 . A f i l e
2. A screwdriver
3. A torque wrench
4. A machinist's chisel
4-2.
Curved-tooth files are cut in a
contour across the face and are
used to smooth which of the
following surfaces?
1. Aluminum and bronze
2. Lead and babbitt
3. Zinc and plastics
4. All of the above
4-3.
A file used for heavier work will
have which of the following grades
of coarseness?
1. Second-cut
2. Smooth-cut
3. Bastard-cut
4. Dead smooth-cut
4-4.
Which of the following types of
files are used to file in slots and
keyways?
1. Three-square files
2. Curved-tooth files
3 . P i l l a r f i l e s
4 . R o u n d f i l e s
4-5.
Which of the following types of
files are used to file rectangular
slots and keyways?
1. Curved-tooth files
2. Three-square files
3. Warding files
4 . S q u a r e f i l e s
4-6.
4-7.
4-8.
4-9.
Which of the following types of
files should you use to file
internal angles and to clean out
square corners?
1 . A r o u n d f i l e
2. A three-square file
3. A curved-tooth file
4 . A m i l l f i l e
Which of the following types of
files are made to more exact
measurements than American files
and are used primarily as finishing
tools on delicate parts?
1.
Three-square files
2. Swiss pattern files
3. Pillar files
4. Round files
When filing soft metal, you should
start with a second-cut file and
finish with which of the following
f i l e s ?
1. A smooth-cut file
2. A course double-cut file
3. A bastard-cut file
4. A standard-cut curved-tooth
f i l e
When using a new file, what will
happen if you apply too much
pressure?
1. The file will become brittle
2. The filing surface will turn
blue
3. The teeth on the file will
break off
4.
The file will become soft
19
