Features: - Cordless prosthodontic screwdriver with Torque Calibration System (TCS) NSK is introducing the iSD900 cordless screwdriver with Torque Calibration System (TCS) for prosthodontic screw fixing procedures. - iSD900 will guarantee precise torque control due to the unique NSK torque calibration system which is extremely easy to use. - The iSD900 will help to save time and allow precise risk-free tightening of screws. - Clinicians can depend on iSD900 for safety and productivity.