Designed for accurate stair layout, rafter work, and use as a saw guide, the Johnson 8-3/4 in. L X 17 in. H Aluminum Rafter Square fits comfortably into a wide range of jobsite measuring and marking tasks. Its solid aluminum construction with CNC-machined edges and an easy-to-read protective finish helps ensure long-lasting durability and dependable accuracy, while scribe notches starting at 1-3/4 in. simplify transferring increments from the pivot point.

• Solid aluminum construction

• CNC-machined edges

• Low-glare protective finish

• Permanent graduations

• Easy-to-read numbers

• Scribe notches from 1-3/4 in.