The Somero S-485 has enormous power and the OASIS control
system. It is a four-wheel drive ride on machine that can screed in any
direction. It is adaptable, it can be used as a Laser Screed or a Laser
Controlled Rake.
ACP's trained operators provide easy, quick, and precise results for both screeding
concrete and installing subgrade.
Click the below link for more information
https://www.somero.com/products/ride-on-screeds/s-485-laser-screed-model/