electrical tools and devices

1. Electrical Tools and
Devices

2. SCREW DRIVERS
• Made of steel hardened
and tempered
• Used to loosen or tighten
screws with slotted heads
• Various sizes and shapes

3. STANDARD/FLAT SCREW DRIVER
• Wedge-shaped
• Resembles a negative (-) sign
• Used to drive screws with a
single slot head

4. PHILIPS SCREW DRIVER
• Cross tip resembling a positive
(+) sign
• Used to drive screws with cross
slot heads

5. STUBBY SCREW DRIVER
• Short shank or short blade
and short handle
• Used to turn screws in
tight space

6. ALLEN SCREW DRIVER/WRENCH
• To drive screw with
hexagonal slot head

7. HAMMERS
• Made of hard steel, wood, plastic or rubber
• Tools used in driving or pounding and
pulling out nails

8. Hammers
Types of hammer
• CLAW HAMMER
-a hammer with one side of
the head split and curved,
used for extracting nails.

9. Hammers
Types of hammer
• BALLPEEN HAMMER
-a hammer with a
rounded end opposite
the face.

10. Hammers
Types of hammer
• MALLET
-a hammer with a large,
usually wooden head, used
especially for hitting a
chisel.

11. PLIERS
• Made from metal with insulators in
the handle
• Used for cutting, twisting,
bending, holding and gripping
wires and cables

12. Combination Pliers
• Used for gripping,
holding, and cutting
electrical wires and cable
even small nails
• Usually used by
linemen in
doing heavy
task

13. Side Cutting Pliers
• Used for cutting fine,
medium and big wires
and cables

14. Long Nose Pliers
• Used for cutting and
holding fine wires
• Used in making
terminal loops of
copper wires

15. Wire Stripper
• Used for removing
insulation of medium sized
wires ranging from gauge
#10 to gauge #16

16. Electrician’s Knife
• Used by linemen to remove
insulation of wire and cables in
low and high voltage
transmission lines

17. Portable Electric drill
• A small drilling machine
• Chuck capacity ¼ to 3/8
• Used in making holes on metal
sheets and concrete walls

18. Hacksaw
• Used to cut metal conduit
and armored cable

19. Soldering Iron
• Used to apply heat to the
metal joint and melt the
solder/soldering lead to
make a permanent joint

20. Multitester/Multimeter V.O.M
• Instrument that can measure
voltage, resistance and
current.
Generally made of two types:
 Analog
 Digital

21. THANK YOU!!!