DoALL Semi-synthetics like BAND-ALL® 102 and KOOL-ALL® optimize the benefits of synthetics and soluble oils in one fluid. DoALL semi-synthetics are formulated with the newest technology for long sump life, the best tramp oil rejection easily maintaining a sharp line on the refractometer for close concentration control, and the best balance between control of both bacteria and mold for the fewest odor complaints and the least generation of tube and passageway mold growths. These are water soluble fluids that optimize the benefits of synthetics and soluble oils. DoALL fluids provide excellent cooling and keep costs down. Our fluids boast tight oil emulsion, good tramp oil rejection and keep a clean work environment.