WorksheetsPower Tools NCCER 00104 Review
Total questions: 33
Worksheet time: 17mins
When using a power tool, never engage the trigger lock.
Trigger lock
Safety shield
Variable speed control
Depth stop
Before replacing bits, blades, or discs on any tool, what must you do first?
Disconnect the power source
Tighten the blade guard
Review the user manual
Set the tool to high speed
Most hammer drills will not hammer until pressure is applied to which part?
Battery pack
Trigger switch
Drill bit
Auxiliary handle
A pneumatic drill is commonly used when there is no source of what?
Electricity
Water
Compressed air
Fuel
Why should you never use a circular saw that does not have an upper guard?
It improves visibility
It protects you from touching the blade
It reduces noise
It saves battery power
When using a circular saw, cut on the waste side of the cut marks to allow for the blade’s what?
Torque
Kerf
Pitch
Bevel
Saws with fine blades that are excellent for delicate and intricate cutting are called what?
Chain saws
Saber saws
Circular saws
Rip saws
Before plugging any saw into a power source, what should you make sure of?
The blade is dull
The cord is warm
The power switch is in the OFF position
The speed is set to high
A saw with a thin, one-piece blade that runs around guides at either end is what type of saw?
Band saw
Miter saw
Table saw
Scroll saw
A power miter saw combines a miter box with what?
Circular saw
Jigsaw
Hacksaw
Reciprocating saw
The adjustable tool rest on a bench grinder should be positioned how far from the grinding wheel?
1 inch
1/2 inch
1/8 inch
1/4 inch
What is a good way to check the condition of a bench grinder’s grinding wheel?
Spark test
Ring test on the wheel
Dye penetrant test
Hardness test
A grinder can catch on rough material edges and shift around, especially when using rotary bits called what?
Sanding drums
Burr bits
Flap wheels
Cut-off discs
What low-velocity fastening system is used to drive steel pins or threaded studs into masonry and steel?
Powder‑actuated tool
Nail gun
Torque wrench
Masonry drill
Special training and certification is required before using what type of tool?
Powder‑actuated tool
Cordless drill
Circular saw
Angle grinder
Before using a pneumatically powered nailer for the first time, what is important to read?
Pressure gauge
Warranty terms
Instructions
Serial number
If a pneumatic nailer is not firing properly, what should you do before attempting repairs?
Disconnect the air hose
Add more oil
Pull the trigger repeatedly
Increase the air pressure
Which power tool is well suited for breaking up concrete?
Angle grinder
Pavement breaker
Impact driver
Circular saw
A Porta‑Power tool is an example of what type of tool?
Hydraulic tool
Pneumatic tool
Electric tool
Cordless tool
To prevent electrical shock, power tools should only be operated when plugged into what?
A power strip
A GFCI outlet
A long extension cord
A surge protector
Drill bits are held in place by what?
Collets
Clamps
Chucks
Sleeves
Which is an example of an AC source of power?
A car battery
Electrical power from a wall receptacle
A solar panel
A generator’s DC outlet
When using a power drill, proper ground-fault protection will prevent what?
Overheating of the motor
Electrical shock
Dull drill bits
Stripped screws
When using an air‑wrench, what should your body stance be?
Leaning forward
Well balanced
Bent over
Standing on one foot
Pneumatic tools get their power from what?
Gasoline
Electricity
Air pressure
Hydraulic fluid
Compared with powder‑actuated nailers, electric and pneumatic nailers do not require that the operator be what?
A licensed electrician
Certified
A union member
First‑aid trained
Most craftworkers using pneumatic nailers operate their compressors within what PSI range?
10–30 PSI
40–60 PSI
70–120 PSI
150–200 PSI
A masonry bit can drill into concrete and similar materials because it has what feature?
Carbide tip
Wooden handle
Diamond paint
Plastic collar
What is the most common use of a power drill?
Sanding surfaces
Making holes in wood, metal, and plastic
Tightening bolts
Cutting tiles
Use only a band saw that has what safety feature?
Laser guide
A stop
Dust collection bag
Coolant pump
Before using a reciprocating saw to cut through a wall or partition, what should you always do first?
Replace the blade
See what is on the other side of the wall
Increase the stroke speed
Remove the blade guard
How does a sliding compound saw differ from a regular compound saw?
It is lighter in weight
It allows the user to cut wider material
It uses fewer teeth on the blade
It needs no electrical power
Hammer drills are used to drill through which materials?
Softwood only
Concrete, brick, and tile
Aluminum sheets
Drywall panels
