The Trimble Spectra Precision DR400 is 3 products All-in-One. A digital Cut & Fill system, A handheld Laser distance measurer & a stand-alone Laser Receiver. It is a revolutionary tool that eliminates the need for grade rods when checking grades & levels with a rotating laser. The combination of a Laser Receiver with digital readout, Laser Distance measurer and built-in tilt sensor provide the information required to take readings without a staff or Cut & Fill Rods.
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