In addition to their adjustable torque capabilities, the SM Series screwdrivers also feature an automatic lock in the counterclockwise direction, making fastener removal quick and effortless. The series includes six different models, offering a range of torque settings from 20 in. ozs. to 40 in. lbs., allowing users to select the appropriate tool for their specific needs.

The SM Series screwdrivers are designed for user comfort and convenience. They feature a trilobular comfort grip, ensuring a secure and ergonomic hold during use. The universal 1/4" hex bit holder is equipped with a strong rare earth magnet, securely holding bits in place for efficient operation. The screwdrivers are lightweight, providing ease-of-use and reducing fatigue during extended work sessions.

When it comes to accuracy, the SM Series screwdrivers deliver reliable results. They have an accuracy rating of +/- 6% in the clockwise direction, covering the range from 20% to 100% of the full scale. Each screwdriver in the series is individually serialized and comes with a matching certificate of calibration that is traceable to the National Institute of Standards and Technology (N.I.S.T.), ensuring the highest level of precision and quality.

Whether you're working in the electronics industry or performing instrument assembly, the SM Series Adjustable Torque Screwdrivers offer the versatility, ease-of-use, and accuracy needed for a wide range of applications.