The drill chucks that work with this impact wrench are of the hex kind. It runs on a rechargeable battery, so it's completely wireless.
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From OnBuy
Bosch Professional 18 V System Rotary Impact Wrench GDX 18 V - 180 (without Battery, 18 V, Max. Torque: 180 Nm, in Box)
Powertool World
Bosch Professional GDX 18V-180 1/2" Impact Driver / Wrench Body Only