The Endo-Eze Arios handpiece features an E-Type air motor and a symmetric reciprocation contra-angle with a push-button collett for on-the-fly adjustment of file lengths. The Arios handpiece has an exceptionally lightweight and ergonomic design and relies on a minimally invasive 30° symmetric reciprocating "milling” motion to preserve tooth structure and reduce the risk of file separation. The handpiece uses TiLOS® stainless steel shaping files and NiTi transitional files. Addresses each canal according to its unique anatomy Utilizes a minimally invasive milling motion to preserve tooth structure and reduce the risk of file separation Allows quick file adjustment up to 3 mm with a push-button collett Creates the perfect glide path for any instrumentation sequence