What is the hole in a speed square for?

Squaring Lines

The Swanson Speed Square has a diamond cutout along the ruler that allows you to square lines and make sure they’re perfect. That diamond cutout can be used to make a notch, or a birdsmouth, for rafter work.

How do you read a Carpenters square?

Quote from the video:
Quote from Youtube video: And their names for the parts of the square. The larger portion is considered the body and the smaller portion is considered the tongue.

Are framing squares accurate?

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Quote from Youtube video: When you can have a framing square design for woodworking woodpeckers new large size precision framing squares offer accuracy.

How do framing squares work?

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Quote from Youtube video: Division let's say i want to divide 8th 10th 12th or 16th of an inch. So if i did some division. And i ended up with say 3 tenths instead of trying to convert that to 16.

Who invented the Carpenter square?

Silas Hawes

Introduction The carpenter’s square was invented centuries ago, and is also called a builder’s, flat, framing, rafter, and a steel square. It was patented in 1819 by Silas Hawes, a blacksmith from South Shaftsbury, Vermont. The standard square has a 24 x 2 inch blade with a 16 x 1.5 inch tongue.

What does hip Val mean?

Hip/Val indicates the rise in inches over a 17 inch run for hip or valley rafters from 1 inch to 30 inch.

Why are there 12ths on a framing square?

The twelfth scales, located on the back of most rafter squares, have many uses on framing jobs. These scales are especially handy for solving basic right-triangle problems and theoretical roof calculations, as well as for performing simple division and multiplication.
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What is the number 17 on a framing square used for?

Seventeen inches is used because that’s the unit length of any diagonal on a square whose sides are 12 inches (see top left corner, “Exercise 2”). As the process of stepping-off a hip is done, the carpenter is reinforcing the diagonal-to-square relationship, and this paves the way for other layout know-how.

What are the parts of a framing square?

Definition of the Parts of a Framing Square: blade, tongue, heel, front, back.

How do you true a framing square?

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Quote from Youtube video: Less than 90 degrees. Then strike the square on the inside corner of the line. This causes the metal to expand pushing the body of blade away from each other bringing the Square back to 90 degrees.

How do you hold a framing square?

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Quote from Youtube video: Step 1 hold the framing square in your hands. Note that it is made of one flat sheet of metal with two arms positioned at right angles to each other. Step 2 observe the shorter arm called the tongue.

What do the numbers on a framing square mean?

How to Cut Stair Stringers with a Framing Square. Measure the rise (vertical distance) and run (horizontal distance) of the area your stairs will occupy. Divide those measurements by the number of stairs you want to have. This should produce two numbers—one for rise, one for run.

Why are framing squares tapered?

Early examples of Hawes squares, dated 1823 and 1826, include a board measure, and the flat blade and tongue were tapered. Tapering improved the “hang” of the tool by making it more manageable in the carpenter’s hands.

What is another name for a framing square?

Today the steel square is more commonly referred to as the framing square or carpenter’s square, and such squares are no longer invariably made of steel (as they were many decades ago); they can also be made of aluminum or polymers, which are light and resistant to rust.

What is the oldest woodworking tool?

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Quote from Youtube video: Похожие запросы

How do you use a speed square for beginners?

You’ll need a plumb bob or a string and nut.

1. Place the square on the material with the pivot point facing up.
2. Then take the plumb bob or string and nut and lay it across the speed square.
3. If it is level, the string will rest on the 45-degree mark. If not, you’ll know precisely how unlevel the item is.

How do you draw a straight line with a speed square?

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Quote from Youtube video: If i want to cut a straight line with my saw i can draw the line. I can then take my saw. Put my saw blade on my line bring the speed square. Over hold it tightly against the edge.

How do you use a speed square as a protractor?

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Quote from Youtube video: And line it up to the square leg and you'll see that 45. Comes right through this line. So that's how you use the protractor. If you want to mark let's say a 10 degree. Cut line you would swing ten

How do you use a speed square to measure angles?

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Quote from Youtube video: And make a mark 35 degree angle okay let's move on and do a 27 degree angle pivot point stays on the board pivot the square over till 27 degrees is lined up with the board make your mark.

How do you lay angles on a framing square?

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Quote from Youtube video: Now that the bigger those numbers are the steeper the roofs going to be all you need to do is hold the square on the piece of wood you're going to do and what happens magically. It transforms.

Who makes the best speed square?

Our Top Picks

• BEST OVERALL: Swanson Tool S0101 7-inch Speed Square. …
• RUNNER-UP: Mr. …
• UPGRADE PICK: Swanson Tool S0107 12-Inch Speed Square. …
• EASIEST TO FIND: Swanson Tool T0118 Speedlite Square Layout Tool. …
• EASIEST TO READ: IRWIN Tools Rafter Square, 7-Inch. …
• BEST FOR THE WORKSHOP: Johnson Level & Tool Magnetic Square.

Why is a speed square called a square?

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Quote from Youtube video: Its main purpose is to lay out lines very very quickly and very efficiently and accurately. So the first thing since it's a square it's made to bump up to the edge of workpiece.

What is a triangle square used for?

Also known as a rafter square or triangle square, the Speed Square is a multi-purpose tool for carpenters and can be used to measure lumber and saw cuts, among many other things.

Why is it called a square if its a triangle?

Mentor: But why would the activity be called Squaring the Triangle, think about the Pythagorean theorem. Student: Oh right! In the Pythagorean theorem A, B, and C are all squared, and A, B, and C, represent the sides of the triangle, so they squared the sides of the triangle.