RMT and T type of gearboxes are produced as helis gear concept and their inputs are man shafts, outputs are perforated gear shafts. In RMT gearboxes, there are 4 gears and their gearboxes are between 1/5 and 1/30. T types are helical gear and produced as 1/6 gearboxes and there are 2 gears in it. T types are produced from aluminium bodies to be light in weight. These gearboxes are mostly used in carrying and transportation conveyors and mixer systems. They have have same design and engineering technics as European similars.