Involute螺旋齿轮

we company adopt theGermany NILES gear Griding machineto maake gears.These machine are made in German. our company takes utmost care in thoroughly checking and testing after the product .In order to ensure the gears exported and delivered in the market are of the best quality. Helical gear, the transmission speed and large power range; transmission efficiency is high, a pair of gear up to 0.98 0.995; on the sensitivity of the center distance is small, good interchangeability;