Portable power tools Flashcards by Ivory Tusk

The purpose of a right-angle adapter is to enable drilling

For long periods of time
Blind holes
Hardwoods
In close quarters

In close quarters

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The shank of a drill bit is held in the

Chuck
Grip
Nozzle
Suction Cup

Chuck

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If you are drilling a hole all the way through a workpiece, you should ease up on the pressure when the bit

Is halfway through the work
Nears the other side
Sends chips out of the hole
Touches the work

Nears the other side

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You should use a jig when

A right-angle adapter is not available
drilling a blind hole
Drilling at an angle
Drilling at high speeds

Drilling at an angle

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You can prevent electric shocks from power tools by

Grounding them
Pulling out the grounding prongs
Using two-hole outlets
Working carefully

Grounding them

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A “loaded” whetstone is

Jammed with metal and abrasive particles
Made of synthetic materials
Oil-filled
Very sharp

Jammed with metal and abrasive particles

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Which part of a whetstone should be used for sharpening a pointed tool?

Center only
Sides only
Valley only
Entire surface

Sides only

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A power tool with an abrasive wheel is called a

Bench grinder
Bench stone
Quadrant
Star-wheel dresser

Bench grinder

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When sharpening a drill bit, you should hold a bit at a angle of _____ to the face of the grinding wheel

30°
45°
59°
74°

59°

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When sharpening reamers, taps and dies, you should avoid grinding or whetting the

Chip holes
Edges of the lands
Flutes
Tops of the lands

Tops of the lands

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A carbide tipped core bit is used for boring holes_____ in diameter

Smaller than ^1/2in.
Between ^1/2in. and 1^1/2in.
Between 1^1/2in. And 3^1/2in.
Larger than 3^1/2in.

Between 1^1/2in. And 3^1/2in.

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When drilling with a diamond-aggregate core bit, you must use a special rotary hammer and a

Depth gauge
Stand
Starter bit
Voltmeter

Stand

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Which of the following is used in maintaining the proper pressure and drilling speed when using an electric hammer?

Ammeter
Depth gauge
Ohmmeter
Voltmeter

Ammeter

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When using an electric hammer, always wear

Earplugs
Finger guards
Gloves
Safety glasses

Safety glasses

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What should never be removed from a three-prong plug?

Adapter plug
Grounding prong
Hang tag
UL-approved label

Grounding prong

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The size of a pneumatic drill is determined by the

Diameter of the bit
Diameter of the chuck
Largest bit the chuck will hold
Speed of the motor

Largest bit the chuck will hold

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You should use a depth gauge when drilling

At an angle
At high speeds
Blind holes
With a diamond-tipped bit

Blind holes

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The removal of a thin layers of metal or rust from a surface is an example of

Chipping
Chiseling
Scaling
Tamping

Scaling

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When you use a pneumatic hammer, a flat-blade chisel is best for

Cutting asphalt surfaces
General chipping work
Removing old mortar from masonry seams
Removing rust from irregular services

General chipping work

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You should flush a pneumatic tool with kerosene when the tool

Becomes dirty
Becomes excessively noisy
Has a slight oil mist to the exhaust
operates sluggishly

Operates sluggishly

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The speed of a power screwdrivers’s spindle at no load is called the tool’s

Capacity
Free speed
Maximum output
Stalling torque

Free speed

Electric nutrunners operate at no-load speeds of

0-2500 RPM
2500–5000 RPM
5000–7500 RPM
Up to 10,000 RPM

0–2500 RPM

The positive-drive clutch mechanism remains engaged as long as you press the

Bit onto the fastener
ON button
Throttle
Trigger switch

Bit onto the fastener

Most moisture is removed from a pneumatic tools air supply at the

Compressor
Filter
Lubricator
Regulator

Compressor

On pneumatic tools, the air hose should be at least one size larger than the Air inlet Filter Pressure regulator Whip hose

Air inlet

A saber saw cuts on the Backstroke Upstroke Backstroke and upstroke Orbital stroke

Upstroke

In regular set of saw blades, the raker is the Short tooth Straight tooth Tooth bent to the left Tooth bent to the right

Straight tooth

A circular saw is best for Cutting curves Cutting pipe Long, straight cuts Precision cutting

Long, straight cuts

The blade motion of a reciprocating saw is Back and forth in line with the motor Circular Side to side Straight up and down

Back-and-forth in line with the motor

Which saw cuts on the backstroke? Bayonet saw Jig saw Reciprocating saw Scroll saw

Reciprocating saw

The size of a circular saw equals the Circumference of the blade Cutting speed Diameter of the blade Horsepower of the motor

Diameter of the blade

The rip blade has Both crosscut teeth and rakers Teeth bent to alternate sides Teeth that form a point Teeth with a chisel shape

Teeth with a chisel shape

A rip guide limits the width of the cut to about 2 inches 4 inches 6 inches 8 inches

6 inches

A diamond grit wheel Does not last as long as other cut off wheels Must be supplied with water Should be used dry Should not be used to cut concrete

Must be supplied with water

A saw protractor has a movable arm, which can be set in small increments up to 180° 200° 270° 360°

180°

A wide channel cut in a material is called a Dado Groove Mortise Rabbet cut

Dado

Examples of template routing include Dadoes Grooves Hinge-butt mortises Rabbet cuts

Hinge-butt mortises

The display drawing shows a______ joint Cross tap Rabbet Spine Tongue and groove

Rabbet

When planning a large surface you should Be careful not to over tap the strokes Feed the plane across the grain Keep the tool tilted slightly Work down the entire surface evenly

Work down the entire surface evenly

Advancing a router to fast causes Burning Glazing Scoring Splintering

Splintering

The motion of an orbital sander is Back-and-forth in a straight line Circular Side to side Up-and-down

Circular

A pad sander is used with Abrasive paper Cloth pads Finishing sand Sanding disks

Abrasive paper

Do not use a pad sander for Light finish work Removing paint and varnish Sanding surfaces that will be painted Smoothing lacquer, varnish, and shellac finishes

Removing paint and varnish

Open coat 16–20 4–30 sanding discs are best for Removing paint and smoothing surface irregularities Removing scratches left by previous disks Smoothing rough sanded surfaces Smoothing services for painting, polishing or waxing

Removing paint and smoothing surface irregularities

The code on the back of a sanding bell indicates the________of the sandpaper Backing material Grade of grit Length Width

Grade of grit

Which symbol in the marking code on a grinding wheel, indicates the bond grade First Second Third Fourth

Third

The maximum safe speed for a grinding wheel with silicate bond is 6,500 SFM 12,500 SFM 15,000 SFM 16,000 SFM

6500 SFM

Pneumatic grinders often fail because of A damaged commutator Improper lubrication Worn motor brushes Worn motor springs

Improper lubrication

How often should the grease fittings in a pneumatic grinder be greased? Every four hours Daily After 40 hours of use Every month

After 40 hours of use

A nibbler is rated according to It’s cutting speed It’s size The size of its jaw opening The thickest gauge of steel it can cut

The thickest gauge of steel It can cut