speed square instructions

INC VAT EX VAT. I teach construction skills and small engine mechanics at CTE in Essex Junction, VT. A speed square is a tool that just about every carpenter will have in her bag. The comment form collects your name, email and content to allow us keep track of the comments placed on the website. It is mandatory to procure user consent prior to running these cookies on your website. Most rafters tend to slope from a peak to an eave on both sides of a roof. Please help us continue to provide you with our trusted how-to guides and videos for free by whitelisting wikiHow on your ad blocker. It has a lipped straight edge that provides 90° and 45° angles. What this means is that your line should run along the square edge from the lip. wikiHow marks an article as reader-approved once it receives enough positive feedback. No more jankety, freehanded circular saw cuts for you, my friend. Amid the current public health and economic crises, when the world is shifting dramatically and we are all learning and adapting to changes in daily life, people need wikiHow more than ever. Don't worry, I shall find out! To learn how to protract with a speed square or use one as a saw guide, scroll down! Pro Tool Reviews is a successful online publication that has been providing tool reviews and industry news since 2008. Now I have a few more ideas. To learn how to protract with a speed square or use one as a saw guide, scroll down! You can also use a Speed Square to find level if you’re on the job without a spirit level. Large base for better grip on materials. In this tutorial, we’re going to take a quick look at the speed square, a tool that you may already have, but may not fully understand. Run is a certain amount of distance along something. For a 5/12 rafter, that will be 13, or 13 inches of rafter for every foot of run; with a 12-foot run, that is 13 feet. This category only includes cookies that ensures basic functionalities and security features of the website. Some speed squares have a diamond-shaped opening which can be used to calculate where the rafters will rest. Thank you. Student. Move the square until the table on one side of the rectangular slot in the square is at the right pitch (5) on the top of the board; use the table marked "Common Top Cut." 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. First determine the width of the building, the rafter span, and the length, for the number of rafters that will be needed. {"smallUrl":"https:\/\/www.wikihow.com\/images\/thumb\/e\/e5\/Use-a-Speed-Square-Step-1-Version-2.jpg\/v4-460px-Use-a-Speed-Square-Step-1-Version-2.jpg","bigUrl":"\/images\/thumb\/e\/e5\/Use-a-Speed-Square-Step-1-Version-2.jpg\/aid1384560-v4-728px-Use-a-Speed-Square-Step-1-Version-2.jpg","smallWidth":460,"smallHeight":345,"bigWidth":"728","bigHeight":"546","licensing":"