Worm Gears: Worm made of alloy steel EN353/18CrNiMo6, case carburized and ground using Klinglenberg profile grinders imported from Germany Worm Wheel: manufactured from centrifugally casted Pb (Phosper Bronze) rim.
Helical Gears: Made of alloy steel EN353/18CrNiMo6, case carburized and ground using Hofler profile/form grinders imported from Germany