Features: - A heat-treated NiTi wire with enhanced flexibility and great resistance to cyclic fatigue. - Gold heat treatment allows safe navigation of curved canals. - Comes in a standard pack for the majority of canal systems. - Files can be used in rotation or reciprocation. Pack contains: - 2 x #15/05 - 25 mm. - 2 x #20/04 - 25mm. - 2 x #25/04 - 25 mm.