T3 LINE. Consistency pays off. T3 LINE is the long-term option from the Economy class. The instruments with their extremely robust titanium sleeves are sturdy and an investment that will give you joy for years to come. Thanks to the ISO interface, you remain completely flexible – no matter which treatment center you are using. T3 LINE. Continued cost-effectiveness. Universal ISO Interface Extremely robust titanium sleeves Perfect hygiene: can be sterilized and heat disinfected