CARDAN AND TRANSMISSION S.R.L. specializes in custom-built gearboxes and multipliers designed for maximum mechanical efficiency, covering bevel & helical gear units with custom reduction ratios and optimized lubrication systems. The following tests and controls are performed on every single gearbox: UT on forgings and plates, hardness after heat treatment and after grinding, involute profile and quality grade of grinding and boring, W measure, contacts, backlash, magnaflux.