imternal ring gear

we company adopt theGermany NILES gear Griding machineto make 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. Herringbone gear is equivalent to the merger of the two helical gear, it not only has the advantages of helical gears . but also overcomes the shortcoming of the bevel gear, which would have a greater axial force . Mainly used in large, heavy equipment.