A lightweight and precise triangular square. This multi-purpose square combines the functions of a tri square, combination square and framing square in one. Featuring a 0° to 90° protractor scale for use as a saw guide with embedded degree markings for easy legibility. • 3 in 1 – combination square, try square and protractor • Maximum accuracy • Mitre square and framing square • Durable etched scales for ease of visibility • Calculate angles of roof frames quickly and easily • Built-in notches for scribing • Robust aluminium frame