Johnny Metric Easy-Read Aluminum Rafter Square 40-6543 It comes with a self-leveling

It comes with a self-leveling range of ±2

The backlit display makes it easier to read

Expanding the outdoor working range of pulse line-generating lasers

Length: 18

With its durable weather-resistant case and auto shut off feature when not in use for 8-12 minutes

Johnny Metric Easy-Read Aluminum Rafter Square 40-6543 It comes with a self-levelingJohnson Level 18cm Johnny Square features a solid aluminum body with CNC machined edges for greater accuracy and durability. The EZ Read laser etched graduations have numbers that are highly visible and has a thick edge that is useful as a saw guide. The new Johnny Square allows fast accurate markings for rip cuts with carpenters and targeted end users. It has a continuous scribing notches from 2cm to 12cm. The 18cm Metric Johnny Square Professional