DCF921NT Features DCF921NT Specification 1x DCF921NT 18V XR 1/2" Brushless Impact Wrench. Manufacturer Part Number DCF921NT. MPN DCF921NT. Model DCF921NT. 1x TSTAK Carry Case. An effective brushless motor and a 1/2" square drive with hog ring allow the DeWalt DCF921 XR Impact Wrench to change sockets quickly.
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