For marking the correct angles on common rafters, purlins, hips & valley roofing timbers. 90⁰ & 45⁰ square includes handy 6″ rule for quick measurements and scribing. Easy to read scale allows you to find any angle from 0 – 180 degrees. Durable die-cast aluminium construction.
Hardened and tempered blade marked in metric and inch graduations. With built-in spirit level and scriber. With 90 and 45 degree angles. Ideal for measuring, marking out and laying out. Approx size 12" (300mm).