This impact wrench has several handy features, for example that it's brushless. It runs on a rechargeable battery, so it's completely wireless.
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Bosch Professional BITURBO GDS 18V-1000 Cordless Impact Driver (1000 Nm Tightening Torque, 1600 Nm Breakaway Torque, excl. Rechargeable Batteries and Charger, in Carton)
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