New design, meeting the highest demands SMH Pulling force system SMS Dead-length collet system SME Expansion system The new series of Unilock Italian Style chucks are designed to meet the highest standards in every detail. Developed after many years of continous improvements these chucks are produced and guaranteed for reliability and precision, for easier and more streamlined manufacturing processes and greater productivity. COMPATIBILITY All Unilock SMH collet-chucks are compatible with original Hainbuch collets. All Unilock SMS models are compatible with DIN 6343 collets. FORMULA SYSTEM The FORMULA system has been designed to enable the customer to choose the clamping system most suitable to the type of machining to be performed. Utilising the same base ensures quick change over times maximising productivity.