48" 'The Original' Aluminum Adjust-A-Square T-Square TS16429 It has a precision crafted

It has a precision crafted anodized

It has a visual indicator when the device is out-of level

this green beam cross line laser is protected against dust and water jets from any angle

The Johnson Self-Leveling Rotary Laser comes with a locking compensator to protect the pendulum during transport

this kit comes with a magnetic target

48" 'The Original' Aluminum Adjust-A-Square T-Square TS16429 It has a precision craftedThe Johnson Level 48" "The Original" Aluminum Adjust A Square T Square features a precision machined head and blade lock together for a perfect 90 degrees angle. Its head adjusts to any height between 25 and 48. This T square is an essential marking tool for making cuts at right angles and as a primary guide for drawing straight horizontal lines on a drafting table. Made of extruded aluminum 1 4" thick blade and head with the clear protective anodized