Bosch Keyless Quick Change Chuck for SDS Machines 13mm 1 2 x 20UNF Female
The adapter is compatible with Bosch Rotary Hammers. The Keyless Chuck with Adapter is a Bosch System Chuck that easily mounts and dismounts without tools. It clamps drills with 1.5- to 13-mm diameters using minimal effort and does not require a key....