Features: - Designed for ergonomic access to various parts of the mouth, typically used for polishing, grinding, or endodontic work. - Primarily used in dental laboratories for adjusting prosthetics outside the patient's mouth. - The power source for both handpieces. It connects to standard dental unit air/water hoses (often 2-hole or 4-hole Midwest style) and drives the attachments at low speeds. Kit Contains: - Straight handpiece. - Contra angle handpiece. - Air motor.