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 Folding square maintenance and care

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Cleaning

Depending on what you are using the folding square for, it may pick up dirt from the floor or the materials that have used for certain jobs. If the folding square does need to be cleaned, you can wipe the frame with a damp cloth.

Storage

Carpenters square, folding squares, carpenter, carpentry, angles, woodwork, measuring, framing, right angle, stone masonry, building, construction, flooring, paving, DIYer. After each use, store the folding square in a safe place to avoid any damage.
Carpenters square, folding squares, carpenter, carpentry, angles, woodwork, measuring, framing, right angle, stone masonry, building, construction, flooring, paving, DIYer. Fold the tool so it becomes one length and place in its carry case, if provided. This will prevent any liquids, dirt or damp from damaging the folding square.

Damage

Carpenters square, folding squares, carpenter, carpentry, angles, woodwork, measuring, framing, right angle, stone masonry, building, construction, flooring, paving, DIYer. Visually inspect the folding square to see if there are any bends, cracks, dents or any damage that could affect accurate work.
If the folding square becomes damaged then it will need to be replaced. A folding square can become inaccurate if there is any damage. Markings, measuring or checking could be incorrect, causing problems while working.

How to check the accuracy of a folding square

Carpenters square, folding squares, carpenter, carpentry, angles, woodwork, measuring, framing, right angle, stone masonry, building, construction, flooring, paving, DIYer. To check if the right angle of a folding square is inaccurate, place the angle onto a plain and even material. Draw around the angle, then with a different tool that measures angles, check to see if the angle is correct.
Carpenters square, folding squares, carpenter, carpentry, angles, woodwork, measuring, framing, right angle, stone masonry, building, construction, flooring, paving, DIYer. To check the two 45 degree angles, mark the angle on a piece of flat and even material.

Use another tool that measures angles such as a protractor and check if the angle is correct.

For more information, see the section: Are there any alternatives to folding squares?

Carpenters square, folding squares, carpenter, carpentry, angles, woodwork, measuring, framing, right angle, stone masonry, building, construction, flooring, paving, DIYer. To check the straight lines of a folding square simply draw along the straight edge of the folding square onto a workpiece, then use an individual ruler to see if the line is straight.
If the angles or ruler lines are not accurate then the folding square is faulty and will need to be replaced.

Price

Carpenters square, folding squares, carpenter, carpentry, angles, woodwork, measuring, framing, right angle, stone masonry, building, construction, flooring, paving, DIYer. To replace a folding square can be quite expensive. Make sure you take care of your folding square and you will save yourself money.