worms and worm gears provide an effective solution for power transmitting applications requiring high-ratio velocity reduction in a restricted space using right angle (90°), nonintersecting shafts. When properly used, worms and worm gears supply the smoothest, quietest type of gearing.
worm & worm wheel because the effectiveness of a worm gear drive depends upon the business lead angle and amount of begins on the worm – and because increased efficiency is always a goal, the ratio should be kept 
as low as possible. To run properly, worms and worm gears utilized together will need to have the same diametral pitch and threads.
Our complete line of worms and worm gears could be ordered through the Boston Equipment Guaranteed Same Time Shipment Program for the fastest delivery possible.