TPC 108 Flashcards
The purpose of a right angle adapter is to enable drilling
In close quarters
The shank of a drill bit is held in the
Chuck
If you are drilling a hole all the way through a workpiece, you should ease up on the pressure when the bit
Nears the other side
You should use a jig when
Drilling at an angle
You can prevent electric shocks from Power Tools by
Grounding them
A carbide-tipped core bit is used for boring holes ___ in diameter
Between 1 1/2 and 3 1/2 in.
When drilling with a diamond-aggregate core bit, you must use a special rotary hammer and a
Stand
Which of the following is useful in maintaining the proper pressure and drilling speed when using an electric hammer?
Ammeter
When using an electric hammer, always wear
Safety glasses
What should never be removed from a three-prong plug?
Grounding prong
The size of a pneumatic drill is determined by the
Largest bit the chuck will hold
You should use a depth gauge when drilling
Blind holes
The removal of a thin layer of metal or rust from the surface is an example of
Scaling
When you use a pneumatic hammer, a flat blade chisel is best for
General chipping work
You should flush a pneumatic tool with kerosene when the tool
Operates sluggishly
The speed of a power screwdrivers spindle at no load is called the tools
Free speed
Electric nut runners operate at no-load speeds of
0 to 2500 RPM
The positive-drive clutch mechanism remains engaged as long as you press the
Bit onto the fastener
Most moisture is removed from a pneumatic tools air supply at the
Compressor
On pneumatic tools, the air hose should be at least one size larger than the
Air inlet
A saber saw cuts on the
Upstroke
In regular set sawblades, the raker is the
Straight tooth
A circular saw is the best for
Long, straight cuts
The blade motion of a reciprocating saw is
Back and forth in line with the motor
Which saw cuts on the backstroke?
Reciprocating saw
The size of a circular saw equals the
Diameter of the blade
The rip blade has
Teeth with a chisel shape
A rip guide limits the width of the cut to about
6 in.
A diamond grit wheel
Must be supplied with water
A saw protractor has a movable arm which can be set in small increments up to
180°
A wide channel cut in a material is called a
Dado
Examples of template routing include
Hinge-butt mortises
The display drawing shows a ____ joint.
Rabbet
When planing a large surface, you should
Work down the entire surface evenly.
Advancing a router to fast causes
Splintering
The motion of an orbital sander is
Circular
A pad sander is used with
Abrasive paper
Do not use a pad sander for
Removing paint or varnish
Open-coat 16–24–30 sanding disks are best for
Removing paint and smoothing surface irregularities
The code on the back of a sanding belt indicates the ____ of the sandpaper
Grade of grit
Which symbol in the marking code on a grinding wheel indicates the bond grade?
Third
The maximum safe speed for a grinding wheel with silicate bond is
6,500 sfm
Pneumatic grinders often fail because of
Improper lubrication
How often should the grease fittings in a pneumatic grinder be greased?
After 40 hours of use
A nibbler is rated according to
The thickest gauge of steel it can cut
A “loaded” Whetstone is
Jammed with metal and abrasive particles
Which part of a whetstone should be used for sharpening a pointed tool?
Sides only
A Power Tool with an abrasive wheel is called a
Bench grinder
When sharpening a drillbit, you should hold the bit at an angle of ____ to the face of the grinding wheel.
59°
When sharpening reamers, taps and dies, you should avoid grinding or whetting the
Tops of the lands
