150mm (6") Aluminium roofer's square

EASY TO READ: This aluminium roofer's square has an easy to read scale that allows you to quickly find any angle from 0 – 180 degrees. VERSATILE: The 90 degree and 45 degree square includes a handy 150mm (6") rule for quick measurements and scribing. DURABLE: Made from strong die cast aluminium, it is ideal for marking the correct angles on common rafters, purlins, hips and valley roofing timbers.