Motor type: Brushless Motor. Powerful electric wrench, multi‑function, super power. Tungsten steel shaft, high hardness and wear resistance. Impact Driver: Compatible with Milwaukee 18V M18 lithium-ion batteries such as 48-11-1815, 48-11-1820, 48-11-1828, 48-11-1840, 48-11-1850, and 48-11-1860 and more.
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