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69 Cards in this Set

  • Front
  • Back

Guards on a bench grinder should cover:

2/3 of the wheel

The gap between the tool rest and the grindstone on a bench grinder should never be more than:

1/8"

A grinding wheel is classified by:

Size and type of abrasive and the type of bonding agent

A safety specification to consider when selecting a grinding stone or disk is

The RPM rating of the stone or disc

A dressing tool is used for

Refacing the surface of grind stones

Bouncing or heavy vibration of the workpiece when grinding are indications that the grindstone is:

Out of round

Before installing a new grindstone you need to

Check the wheel for cracks

The flutes of a drill bit:

Form the cutting edges on the point


Allow chips to escape


Cause the chips to curl


Permit cutting oil to reach the cutting edges

The web of a drill bit

Separates the flutes


Is the supporting section of the bit


Gradually increases in thickness throughout its length


The risk of the drill bit grabbing the work or breaking

Increases as the bit breaks through the work piece

A v block should be used when drilling holes in

Round material

Hand drills are rated by

Size of the Chuck

Tapered shanks are most common on which drill bits

Large

Slots in the drill press table are provided for

Fitting jigs to the table

A magnetic base drill press is an advantage on

Holes are drilled in the vertical plane

Forming steel plate into cylinders is a process known as

Rolling

The main reason for using templates when forming steel is to

Maintain accuracy

Before using a power brake, it is good practice to

Confirm the machine settings

The power tool that is best suited for creating intricate shapes and multiple bends is

Power Bender

Trip hammers are a good tool for

Sharpening bucket teeth

What two factors must be considered when setting the blade clearance on a power shear

Material type and thickness

One advantage of a vertical band saw is that it?

Can be used to cut curves

When cutting with a horizontal band saw it is possible to

*Cut several pieces at the same time


*Cut a variety of structural shapes


*Start the cut and then go work on something else

A notcher is a cutting tool found on

An iron worker

Safe cutting of l-shaped structures in a cut-off saw requires

One vertical leg of the l-shape against the stationary block of the clamping device

Power positioner is range in size from small top top versions to large industrial versions. True or false?

True

The shape, size or length of an object being welded on the positioner may require the use of what to help it rotate easily

Counterweights


Pipe stands

What processes can a power position be used with?

Manual


Semi-automatic


Automatic

The safest way to use a wrench is to

Pull on it with study pressure

A combination square consists of

A square head


A protractor


They sent ahead

A thin rule has an advantage over a thick rule when


Accuracy is a priority

A good tool for accurately transferring measurements is a

Set of dividers

The size of pliers is determined by

The overall length of the tool

A bar clamp has an advantage when

Clumping over great distances

A 32 teeth per inch hacksaw blade is the best choice for cutting

Thin stock

Clamping the work piece between two pieces of wood is an effective way to hacksaw

Thin material

Files are classified by the

Length, shape and cut

Serrated blade snips have an advantage over tin snips when

Cutting smaller more intricate patterns

Tin snips are sized according to the

Overall length of the tool

The cutting edge of a cold chisel should be prepared to ____ degree angle for most materials and up to___ degrees for very hard materials

60


90

How are open and wrenches sized?

By measuring the distance across the flats

An adjustable wrench is recommended when

A proper fitting wrench is unavailable

How high are angle grinders typically rated to?

12000 RPM

Portable hand drills have a chuck size that can range from

1/4 to 3/4 in

A _____ ___ is meant for precise work on holes up to approximately 1/ 2 inch diameter

Sensitive drill

A typical upright drill press can drill holes between

1/2 to 4 inches

A magnetic drill is equipped with either ____ or ___ three jaw chuck

1/2


3/4

What are the three types of drill Chuck's?

Keyed drill chuck


Keyless


Drill socket and sleeve


Which drill Chuck is the most common?


What size is do they come in?

Three jaw


1/4 to 3/4 in

____ chucks are operated by manually turning and external collar. These chucks are often found on battery powered hand drills.

Keyless

Twist drills consist of three main parts?

The shank


The body


The point

What are the two types of shanks for twist drill bits?

Straight


Taper

In reference to drill bits,____ shanks are generally used on drills up to 1/2 inch diameter.

Straight

____ shanks are found on drills larger than 1/2 inch diameter

Taper

The body of a twist drill has two ____ flutes

Helical

What are the functions of the flutes on a drill bit?

*curl the chips as they are cuts


*Carry the chips out of the hole


*Provide a passage for cutting fluid and coolant


*Form the cutting edges on the points

The ___ of the twist drill is where all the cutting action takes place.

Point

The geometry of the points on a twist drill is defined by the: (3)

Cutting edge


Chisel edge


Lip clearance

The ____ or ___ ___ extends from the chisel edge to the margin and is the portion of the points that does the cutting. The diameter of a twist drill is measured across its _____

Lip or cutting edge


Margins

The .... ...... Is the portion remaining between the flutes. It does not cut and should be a smallest possible

Chisel edge

.... Are the helical grooves around the drill that allow for coolant and chip removal?

Flutes

.. ......... Is provided by grinding the heel lower than the cutting edge.


Without this clearance, the twist drill is not able to advance into the workpiece

Lip clearance

The... Is the thin portion in the centre of the drill. This forms the chisel edge and increases in thickness towards the shank

Web

Twist drills are manufactured with the standpoint geometry with a drill point angle of ...

118°

Using an increased rail point angle of ... And the reduced lip clearance of.. is better for drilling stainless steel

135°


For other materials like plastic or non-ferrous materials you should drill with a point angle of ... to ... With a lip clearance angle up to ...

60 to 90


12°

When using an iron worker to punch holes, as a rule of thumb do not punch material thicker than ....

One punch diameter

When using an iron worker, failure to check ..... And ..... Alignment can cause them to shatter and potentially cause a serious personal injury

Punch and die

The ...... Is used to cope or block l shapes, c. Shapes, or other structural shapes for cross member fits unforgotten v. Notches to form .... Joints in L shapes.

Notcher



90°