- Portable and lightweight clamp sharpener for easy transport and use anywhere - Suitable for sharpening screwdrivers and similar tools, helping your sharpener work better and keeping edges sharp - Fast and labor-saving sharpening device that reduces effort and improves efficiency - Sharpening tool that holds a round handle and an elliptical handle to fix the tool, delivering quick and precise screwdriver sharpening - Compact design and simple operation, making it suitable for home, workshop, and on-site use Compatibility and use notes - Designed for screwdrivers and other small sharpening tasks - Easy to carry and store, suitable for quick touch-ups and routine maintenance Use scenarios - Home DIY: quickly refresh a dull screwdriver before assembling furniture or completing repairs - Workshop maintenance: refresh multiple screwdrivers to maintain performance and reduce cam-out - On-site field service: take it to job sites for fast sharpening and minimal downtime