POWERFIST 7 in. Aluminum Rafter Square

This square can be used to mark mitres, bird's mouth notches or plumb and tail cuts on rafters as well as for marking end cuts on collar ties and trusses. It's made from aluminum and features tamped 1/8 in. graduations and degree scale of 1°. Lightweight, durable aluminum construction. Stamped markings for easy identification. Ideal for use in carpentry, building and general construction.