The Wera 2090/17 Impact Driver and Bit Set is a manual impact tool designed for loosening and tightening screws without the need for power tools or compressed air equipment. This 17-piece set delivers 90 Nm of torque through mechanical impact forces that are efficiently converted into rotary motion, making it ideal for releasing seized or stubborn fixings on-site. The impact driver features Wera's double-curved design for particularly high efficiency, allowing tradespeople to tackle challenging screws using only manual force. The 5/16" hexagon socket take-up provides secure bit retention and compatibility with a comprehensive range of included bits. The robust textile box offers compact, organised storage that's easy to transport between job sites. This complete kit is suitable for automotive mechanics, maintenance engineers, and general tradespeople who need a reliable mechanical impact solution for workshop or field use. The extensive bit selection covers the most common screw types