JOHNSON Johnny Square® 1904-1200 Professional Rafter Square, 12 in L Blade, 1/8 in Graduation Pressure & Temperature Control Valves Tool-free depth adjustment for precise

Tool-free depth adjustment for precise countersinking of nails

Slide Locking

5 sones at 53 cu-ft/min 1/4 in SP

Holder for chalk lines

JOHNSON Johnny Square® 1904-1200 Professional Rafter Square, 12 in L Blade, 1/8 in Graduation Pressure & Temperature Control Valves Tool-free depth adjustment for preciseJOHNSON Johnny Square Professional Rafter Square, 12 in Blade Length, 1 8 in Graduation, Marking Style: Laser Etched, Aluminum BaseFeatures: Solid aluminum body for assured durability and precision CNC machined edges for guaranteed accuracy EZ Read laser etched graduations and numbers are highly visible Thick edge is useful as a saw guide Continuous scribing notches ideal for ripping at 1 1 2", 3 1 2", 5 1 2" and 7 1 2" Low glare, E Z Read protective