The worm gear is composed of a worm and a worm wheel. It is the simultaneous peak offset of vertical electrical power transfer. Usually, the generate factor is a worm. In order to combine the wheel/worm into a worm gear, it is needed to make sure that the centre distance is equal and the transmission ratio is equal. Heart distances are obtainable from inventory in little actions among 17mm and 80mm. Each center distance has multiple equipment ratios. The severe strain worm equipment is ideal for the creation of worm gear drives with a shaft angle of 90°. Utilizing a worm push, extremely big reduction ratios (up to a hundred:1) can be reached.