TLE8 AUTOMOTIVE SERVICING (Exploratory Course) OPERATION OF HAND TOOLS By: KHAREN L. MAGDALE

Operation of Hand tools in
Automotive Services
A. Cleaning tools
B. Bending / Holding / Twisting /
Crimping Tools
C. Cutting tools
D.Driving tools
E. Loosening and tightening tools
F. Marking tools
G.Measuring tools

1. Scraper- flat thin sheet of
metal with wooden or plastic
handle. It is used to scrape
hard to remove dirt or
stubborn grime or plastic
sticker.
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2. Steel/ Wire brush- are thin
strips of metal inserted in a
wooden or plastic stock. It is
used to removed rust, hard to
remove dirt and grime with
sweeping action.
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3. Utility
rag-is a
fibrous
cloth used
in cleaning
and wiping
dirt and
dust
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B. Bending/
Holding/
Twisting/
Crimping
Tools

B. Bending/ Holding/ Twisting/ Crimping
Tools
1. Pliers
are generally used all-around tools
Have the capability for bending,
crimping, cutting, holding, stripping
and twisting
Available in various shapes and
sizes
Used for electrical job are insulated

a. Side cutting pliers- tools
having a broad, flat and rough
jaw. They have a pair of
nipper-like blades used for
cutting and bending wires.

b. Combination pliers- are
equipped with adjustable opening
by means of a slip joint. It is used
for gripping object because of its
inner notch and also used for
cutting and ending small wires.

c. Long-nose pliers- have a
needle-nose ends used for
holding or picking small
object. They have a razor-like
blade on its jaw for stripping,
cutting and bending wires.

d. Stripping and crimping
pliers- have two-half round
edges used to strip electrical
wire and crimping nose to fold
and lock wire connector.

e. Vise grip or locking jaw pliers-
are special-designed pliers used
for holding work pieces together.
They have variety of uses such as
inserting a fastener, holding bolts
while tightening or loosening the
nut and removing rounded head
bolts and nuts

f. Machinist pliers- have
adjustable and cutting jaws
with tooth-edged nose used for
holding, bending and cutting
wires.

2. Bench vise
Is a device for holding and
bending pieces of metal. It
consist of one fixed and one
movable jaw operated by a
clamping action of the screw.
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1. Chisel is a
hand tool
essentially
used for
cutting bolts,
nuts and
rivets. A flat
cold chisel is
used for
general
cutting.
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2. Electric drill- is a tool
for boring holes

3. File- hard
steel tool used
for smoothening
metal. It comes
in various
shapes such as
flat, round, half-
round, and
triangular. It also
comes in
different fine-to-
coarse cutting
edges.

4. Hacksaw- tool for cutting
bolts, tubing and light to fairly
thick metal. With light frame
handle with blade connected
to both ends of the frame.

5. Tin snip- a scissor-shape
tool used for cutting thin
sheets of metal.

E. Loosening and tightening
tools

1. Center punch - is a tool made of hardened steel with conical
tip point on its end. It is about 3 to 4 in. long in length and
used for marking the material before drilling. It is also used for
marking two parts so that after removing, it can be easily
replaced by aligning the marks together.
2. Scriber-is a thin steel rod with pointed tip on its end. It is used
for marking fine lines on metal for layout work.
3. Pencil- is a thin strip of graphite enclosed in a wooden case
and used for making drawings and marking lines.
F. Marking Tools

TLE8 AUTOMOTIVE SERVICING (Exploratory Course) OPERATION OF HAND TOOLS By: KHAREN L. MAGDALE

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TLE8 AUTOMOTIVE SERVICING (Exploratory Course) OPERATION OF HAND TOOLS By: KHAREN L. MAGDALE