Measuring and Layout Tools (360103a Flashcards
Why does the hook on the end of a steel tape measure move? How much does it move by?
The hook moves back and forth by its own thickness to accommodate for inside and outside measurements
What measuring tool is 6 inches long and useful for small measurements of dados or rabbets?
Pocket rule
What square is made entirely of steel and very accurate?
Engineers square
What square has interchangeable heads?
Combination square
List 4 possible functions for the combination square:
Any 4 of:
a) Layout 45 degree,
b)layout 90 degree, c) level, scratch awl
d) protractor head,
e) centre-finding head,
f) marking parallel lines
How do you correct a framing square?
Using a center punch and tapping close to the inside to open the square or tapping close to the outside (heel) to close the
square
Which square comes in 30, 45, and 60 degrees and is used both in the shop and for drafting?
Set square
What tool is used to transfer a 150 degree angle?
Sliding T-bevel
How do you check that a level is accurate?
Use level to draw a line, then flip the level end for end, draw another line about or below and check for parallel by measuring
at both ends
Which level is accurate over long distances?
a. Plumb bob
b. Spirit level
c. Water level
d. Torpedo level
c. Plumb bob
What are the three different types of turner’s calipers?
Inside, outside and hermaphrodite
Which tool is used to mark a long straight line by snapping a string?
Chalk line
What is the name of a tool with a flat knife edge or a steel disc located at one end?
Cutting gauge
What marking gauge has two points on one side?
Mortise gauge
To scribe a circle larger than 1.25 m, one should use:
a. Dividers
b. Flexible curve
c. Compass
d. Trammel points
d. Trammel points
What tool is fastened to a framing square and used to indicate the rise and run of stairs?
Stair gauges
Which tool can also be used to scribe a line to match an irregular surface?
Compass
What is another name for trammel points?
Beam compass
