October 22, 2014 Add as a preferred source on Google Add as a preferred source on Google Most speed squares have a notch at the 90 degree corner which is used to determine angles. To draw a circle ...
August 28, 2015 Add as a preferred source on Google Add as a preferred source on Google If you don’t have a compass on hand and need to draw a large circle, you can turn a few scrap pieces into a beam ...