1st Flashcards
manipulated by hands without using electrical energy
HAND TOOLS
examples of HAND TOOLS
PLIERS
SCREW DRIVER
HAMMER
Used to loosen or tighten with
screws slotted heads.
SCREW DRIVERS
The blade tip is wedge- shaped and resembles a negative sign.
Use to drive screws with a single slot head.
A.Standard /Flat Screw
Driver
This has a cross tip resembling a positive (+) sign. This is used to drive screws with cross slot heads
B. Philips Screw Driver
This could be in the shapeof a screw driver or a wrench. Its function is to drive screw with hexagonal slot head.
C. Wrench
These are tools used in driving or pounding and pulling out nails. They are made of hard steel, wood, plastic or rubber.
HAMMERS
examples of hammers
Claw
Mallet
Ball peen
Used
for cutting,
twisting,
bending,
holding, and gripping wires and cables.
PLIERS
-Used for gripping, holding, and cutting electrical wires, cables, and even small nails.
A. Combination Pliers (Lineman’s
Pliers)
This type of pliers is used for cutting fine, medium and big wires and cables.
B. Side Cutting Pliers
This can reach tight space or small opening where other pliers cannot reach and also used in making terminal loops of copper wires.
C. Long Nose Pliers
• A tool used for
removing insulation of medium sized wires ranging from gauge
#10 to gauge #16
WIRE STRIPPER
are tools manipulated by our hands and with the use of electrical energy.
MACHINE/ POWER TOOLS
A small drilling machine with a chuck capacity of ¼”to 3/8”. It is used in
making holes on metal sheets and concrete walls.
Portable Electric Drill
They may either have a grinding wheel, view wheel, or two grinding
Grinding Wheel
tools or instruments activated by air pressure.
PNEUMATIC TOOLS
• This wrench uses compressed air to
quickly and powerfully turn nuts, bolts, and other objects.
TORQUE WRENCH
• lighter than a comparable electric drill.
• Repeatedly stalling or overloading does not damage or overheat the air drill.
AIR DRILL
Finding the measurements of the given objects.
MEASURING TOOLS
A pocket size tool used to test the line wire or circuit if there is current in it.
TEST LIGHT
Used in determining the size of wires/conductors.
The gauge ranges from 0 to 60
AWG (American wire gauge)
WIRE GAUGE
AWG stands for
American Wire Gauge - the larger the number, the smaller the wire diameter and thickness.
the larger the number, the smaller the wire diameter and thickness.
American Wire Gauge
A measuring tool used to measure length, width and thickness of short flat object and in sketching straight lines.
RULER/FOOT RULE
A measuring tool used to measure the length of an object in centimeter and inches.
PULL-PUSH RULE
• called as Multi-tester
• It is used to measure the voltage, resistance and current of a circuit.
VOLT-OHMMETER (VOM)
