The bosch gex 150 turbo professional random orbit sander is three tools in one with a flick of a switch you can turn from fine sanding to coarse or even to polishing five times more material removal in turbo operation on the coarse sanding function and overload protection is included this tool is both light weight and manoeuvrable due to its small grip circumference and compact design there is a wear free pad brake for a finish free of scores when using the fine sanding function and the sand