General description This Kress 5x Clamping Chuck Jaw Adapter is designed for use with Berner Screwdriver Drills and Hammer Drills. It features a robust clamping chuck with a jaw/gear design that ensures a secure hold on drill bits, making it ideal for heavy construction and DIY projects. The adapter allows for the use of larger drills due to its exceptionally strong grip and offers maximum flexibility with its wide clamping range. Technical specifications Length: 6 cm Clamping range: 1.5 - 13 mm Internal thread: 13 mm (1/2") x 20 Weight: 286 g Material: Metal Rotation: For clockwise and anti-clockwise rotation Impact-resistant Compatibility and accessories Compatible with Berner tools Replacement for model 30648 Other information Content of delivery: 5x clamping chuck