When you're about to take on a new project you can always find use for a rotary hammer. It runs on a cord, so no need to charge any batteries.
From Amazon
Bosch Professional Rotary Hammer with SDS Plus GBH 3-28 DFR (240V, 800W, incl. Quick Change Chuck 13 mm, Depth Stop 210 mm, SDS Plus Quick-Change Chuck, Auxiliary Handle, in Carrying case)
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