16mm Standard Chuck Key

A functional 16mm chuck key intended for routine bit changes and chuck maintenance on power tools fitted with standard 16mm-threaded chucks. Weighing 42 grams, it provides ergonomic handling and dependable mechanical coupling. The key facilitates quick release and secure re-clamping of round shank bits, hex shank accessories, and other compatible attachments. Its performance advantage lies in sustaining jaw pressure under load — especially noticeable when drilling deep or angled holes in dense materials. Designed specifically as a universal spare, it replaces lost or worn originals without requiring model-specific verification.