<B>Spectra Precision GL622 Dual Grade Automatic Self-Leveling Digital Rotary Laser Review</b><P>http://is.gd/P9YLKD <P><P> Spectra Precision GL622 Dual Grade Automatic Self-Leveling Digital Rotary Laser <P>Fully automatic up to +/- 25% grade on X/Y axes<P>Fully automatic vertical leveling and automatic axis features such as simplified Grade Match which measures and displays existing grades over unknown ground<P>Rugged construction able to withstand a drop up to 3 ft. onto concrete<P>Versatile with an operating range of up to 2600 ft. in diameter<P>Intuitive control keypad and an easy-to-read graphic display<P>
