Wrenches & Pliers
This hand tool with fixed or movable jaws is used to grip or turn nuts, bolts, and other fasteners.
What is a wrench?
When striking parts to safely drive them together or separate them without damage, use this tool instead of a claw hammer.
What is a mallet?
Always wear this essential personal protective equipment (PPE) when working with chisels or punches.
What is eye protection?
This temperature recording instrument is capable of logging and recording continuous data over a 7-day period.
What is a data logger?
This solvent is safe and approved to clean refrigeration components.
What is Oleum (mineral spirits)?
For odd-size nuts and bolts, this type of wrench with movable jaws may be necessary.
What is an adjustable wrench?
This action refers to the slight opening of a valve to cause the valve needle to leave its seat.
What is cracking?
When drilling into a hard surface, such as concrete or other masonry, it is best to use this tool.
What is a hammer drill?
In HVACR work, the primary purpose of a manometer is to measure this parameter in ductwork.
What is air velocity (or pressure differences)?
Employers typically supply large shop equipment like recovery units and vacuum pumps, but expect techs to provide these basic items.
What are basic hand tools?
This type of wrench is specifically designed to grip cylindrical surfaces like pipes.
What is a pipe wrench?
When punching the exact starting location of a hole to be drilled, use this specific type of punch.
What is a center punch?
This power tool is the top choice for quickly cutting rectangular holes through wood floors for ductwork and grilles.
What is a reciprocating saw?
A standard electrical multimeter combines a voltmeter, an ohmmeter, and an ammeter, but EXCLUDES this device.
What is a manometer?
This statement regarding replacement gaskets is FALSE: replacement gaskets must be at least 1/2 inch thicker than originals.
What is 'Replacement gaskets should be at least 1/2 inch thicker than original gaskets'?
These heavy-duty pliers are specifically designed to perform two primary functions: cutting wire and gripping surfaces.
What are lineman's pliers?
This parameter measuring tightness in a fastener is accurately measured using a torque wrench.
What is the amount of tightness (or Torque)?
As a general rule for drill bits, turning speed should be faster when the bit size is in this relative proportion.
What is smaller?
This type of manometer features an angled tube scale for precise low-pressure air velocity readings.
What is an inclined manometer?
These threaded fasteners are designed for non-permanent assembly and should not be used when parts are intended to be joined permanently.
What are machine screws?
These long, straight-nosed pliers are used for reaching into tight electrical or mechanical spaces.
What are long-nose pliers?
These protective inserts should be placed on a vise jaw when clamping parts that should not be marred or scratched.
What are jaw pad inserts?
This power tool is designed for maximum speed when rapidly assembling and disassembling units.
What is an impact driver?
This leveling instrument is used by technicians to set a line level, plumb, or at a 45° angle.
What is a level?
When applying leverage or pressure using a wrench, you should always do this motion rather than pushing.
What is pull?