Another advantage of USB tools over cordless alternatives is that they're cheap. For one, you often don't need to buy a ...

Powered by a 21V battery with a 4,000 mAh capacity, this wrench produces up to 400 Nm or 295 ft-lb of force at 3,000 RPM by way of a brushless electric motor, sufficient for most everyday tasks.

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a Pointed connector and a electric wrench connector. with an adjustable bracket to fit nearly all cordless, corded and air drivers. 【LEAKAGE-FREE DESIGN】: The explosion-proof cartridge is ...