The Johnson Rafter Angle Square is compact, so it's a great square to use when working on a ladder. It measures 45° and 90° angles and it doubles as a ruler.
- Measures 45 and 90-degree angles
- Doubles as a ruler
- Markings on diagonal edge can be used to lay out rafters, roof trim and stair angles
- Permanent molded graduations
- Made of high-impact plastic
- 7 in. compact size