• Internal square drive to DIN 3121 /ISO 1174. • Optional with sleeve Locating tube. • High accuracy of fit. • Extremely robust execution. • Suitable for high tightening and loosening torque. • Special steel. • Application range : Mercedes Benz und MAN 10 13t Reduction axle, Hypoid-and Trailer axle NR7/4, Omnibus 0305 G 0405G, etc.
