The drill chucks that work with this hammer drill are of the SDS kind. Since it runs on a cord, you get more constant power than with a battery.
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Bosch Home and Garden Bohrhammer PBH 2500 SRE (600 Watt, im Koffer)
B&Q
Bosch 230V 600W Corded Sds+ Drill Pbh 2500 Sre - One Size