The latest generation of the USTER® TESTER 6-C800 sets new standards with powerful sensors and targeted innovations. The new USTER® TESTER 6 opens up a whole new world of quality for filament yarn producers, with superb new sensor technology and innovative features aimed at right-first-time production. For the first time spinners benefit from a built-in knowledge-based system and data about twist – two of many reasons for a safe investment.