Johnson Level 7" Johnny Square Professional Aluminum Rafter Square 1941-0700
- Solid aluminum body with CNC machined edges for greater accuracy and durability
- Permanent graduations and numbers are easy to read
- Thick edge is useful as a saw guide
- Continuous scribing notches – ideal for ripping at 3-1/2" and 5-1/2"
- Low-glare, protective powder coated finish
- Complete instruction manual included with rafter tables