Spectra Precision Laser GL412 and GL422

Trimble Spectra Precision Laser Grade Lasers

• The Spectra Precision Laser GL412 single-grade laser and GL422 dual-grade laser offer fast, easy horizontal level, grade and vertical plumb setup with no manual leveling.
• Send a continuous self-leveled 360 degree laser reference over an entire work area
• Grade range of -10% or +15% enables use for various slope applications
• Two-way, full-function remote control with built-in backlit grade display
• Rugged design can withstand a 3-ft. drop directly onto concrete