This document discusses the instruments required for endodontic procedures. It describes both rotary and hand instruments, including high and low speed burs, files, reamers, spreaders and other tools. Rotary instruments include tungsten carbide burs and diamond burs. Hand instruments include mirrors, probes, excavators, tweezers and irrigating syringes. The document provides images and descriptions of various file types including K-files, H-files and Gates-Glidden burs. It also mentions cleaning and sterilization of instruments using an ultrasonic bath.