# How To Use A Speed Square?

## How do you find an angle with a speed square?

You can use the speed square to mark an angle, such as when cutting a rafter tail, by holding the pivot point against the board.

Swing the square until you read the desired angle on the board’s edge, and make your mark.

## What is the diamond for on a speed square?

Other Cool Features – The Swanson Speed Square has a patented feature — the diamond cut, a diamond-shaped cut-out on the ruler edge of the tool. This is used for squaring on a line scribed across the board so that you can then make a perfect 90° line from your scribed angled to the edge of the board.

## How do you pitch a roof with a speed square?

Finding truss pitch with a speed square –

## How do you measure angles?

How to measure an angle with a protractor:

• Place the midpoint of the protractor on the VERTEX of the angle.
• Line up one side of the angle with the zero line of the protractor (where you see the number 0).
• Read the degrees where the other side crosses the number scale.

## How do you find a 45 degree angle with a tape measure?

How to Figure Out a 45-Degree Angle

1. Mark a piece of paper (or whatever surface you are working on) with a right angle.
2. Measure off a distance (the length is unimportant) from the point of the angle, and mark it on one leg of the angle.
3. Measure and mark the identical distance on the other leg.

## Do I need a speed square?

You Need to: Find out if something is level and if not, exactly how many degrees out of level it is. Example Applications: Use Speed Square as an improvised level for hanging cabinets, installing countertops, doors or windows or just about anything in your home that must be dead-level.

## What size speed square should I get?

What Size Speed Square Should You Get? Speed squares generally come in only two sizes – seven and twelve inch – making it much easier to choose. 7-inch squares are small enough to carry in a tool belt or apron, and it also works well as a miter for your circular or wet saw.

## How thick is a speed square?

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