Speed triangles are used as a combination square, try square and framing square in one. A roofing square is used to mark out cuts for rafters or any angle between 0 and 90°. You can also scribe lines and use the square to guide a saw across a board. Speed Squares Users A speed square is actually a triangle! It needs to be light, durable and accurate. Only the highest grades of aerospace aluminium alloys are used to make the best speed squares. Speed Square Dimensions Made in the USA from decent gauge aluminium alloy, they’re lightweight, rigid, and thankfully non-reflective. You get the full range of roof pitches, angles, and hip values etched and then inked onto the surface of the metal, so you know they’re not going to rub off. Framing squares are used by carpenters, metalworkers, engineers, hobbyists, DIYers and roofers. Conclusion

You’ll never know how you got by without a speed square once you’ve tried it out. Speed Square Construction

My Top Recommended Speed Squares