Dental Endodontic Endo Apex Locator Root CanalDental Endodontic Endo Apex Locator Root Canal Measurement Tool. Advanced multi frequency network technology, more accurate. Clear and simple result presentation. Smooth body line with ergonomics design. Overview Advanced multi frequency network technology of apex location and automatic calibrating ensure the measurements are accurate. The File clip, Lip hook and Touch probe can be sterilized by autoclaved sterilizer. Compact size and stable design