INS SCREED MACHINE WITH TRACTOR BENEFITS Screed machine is a full mobile system. The systems running with tail shaft can easily screed up to 20th floor at idle. Gas is regulated. When running at high speed without choking up 40-50th floor is a unique product you can easily push screed. When compared with similar products while working 35-40% fuel savings and less time in the screed floors are to be screed. It does not overheat. Do not choose the sand.