Use straight angled sides for generating spur & helical gears of maximum accuracy on gear hobbing machines. Precision hobs are available for involute splines, straight splines, sprockets, worm wheels, timing pulleys etc. These are generally supplied with bore keyway however hobs with end drive slot & shank design can also be had on request. Special design single & multistart hobs are produced to suit specific customer's requirement for finishing, pre-shaving & pre-grinding gears with profile features like tip relief, protuberance, semi-topping etc. Certified accuracy class 'AA', A, B & C as per DIN 3968.
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