# Evaluation of Product Information **Product Type**: Manual impact driver (tool accessory/hand tool) **Complexity**: Standard technical product **Target Length**: 120-175 words **Available Information**: Good - includes torque rating, drive size, screw compatibility, core features **Key Information to Include**: - Manual impact driver for loosening/tightening stuck screws - 90 Nm torque capacity - Double-curved design for efficiency - Converts impact force to rotary motion - 5/16" hexagon socket drive - For M4 to M8 screws - Eliminates need for power tools/compressed air **Extractable Specifications**: - Torque: 90 Nm - Drive: 5/16" hexagon socket - Length: 142 mm - Compatible Screw Sizes: M4 to M8 --- The Wera 2090 Impact Driver Handle is a manual impact driver designed to loosen and tighten rigid screw connections without power tools. By converting impact forces into rotary motion through a robust double-curved design, this tool delivers exceptional efficiency for removing stubborn