When you're about to take on a new project you can always find use for a rotary hammer. The rotary hammer runs on a rechargeable battery, so it's cordless.
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Milwaukee M18BH-0 M18 Compact SDS+ Hammer (Body Only)
Powertool World
Milwaukee M18 BH-0 18v Compact 2 Mode SDS+ Rotary Hammer Drill Body Only
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