Profile: Stober Drives Ltd. specializes in providing a range of products with application software and device software, digital power electronics, as well as two series of gear units with corresponding motors. Our products include servo geared motors and AC geared motors. SMS KL helical bevel gear unit is a two stage helical bevel gear unit in an extremely compact design with significant weight saving. Highly stiff design with input and output on the same plane. Our servo axial gear units are available as planetary gear units and as helical or shaft-mounted helical gear units. Shaft-mounted helical gear units have a parallel input and output and a large shaft-centre dis- tance. All other gear units are of coaxial design. All gear units are provided with helical gearing for unrivalled smoothness of running and backlash stability.