Power through the toughest bolts with the STANLEY FATMAX SBW920M2K.

Engineered for professionals and serious DIYers, this 20V Brushless Impact Wrench delivers the perfect balance of raw power and compact design. Whether you are working on automotive repairs, heavy machinery, or construction, the brushless motor technology ensures longer runtimes, more power, and a tool life that outlasts the competition.

Key Features:

High Torque Performance: Delivers a massive 370 Nm of torque to loosen even the most stubborn, rusted-on fasteners.
Advanced Brushless Motor: More efficient, cooler operation, and zero maintenance compared to brushed models.
V20 Lithium-Ion Platform: Compatible with the STANLEY V20 battery system for consistent power across all your tools.
Variable Speed Control: Achieve total precision with an impact rate of 0–3,100 IPM, allowing you to match the speed to the task.
Ready to Work: This kit includes a high-capacity 4.0Ah Li-Ion battery and a charger, so you can get started right out of the box.

What’s in the Box?

1 x STANLEY SBW920M2K Impact Wrench
2 x 20V 4.0Ah Lithium-Ion Batteries (M2K Kit variant)
1 x Charger
1 x Heavy-Duty Carrying Case

Specifications Table

Feature	Specification
Model Number	SBW920M2K
Voltage	20V Max
Motor Type	Brushless
Max Torque	370 Nm
Impact Rate	0 - 3100 IPM
Battery Capacity	4.0Ah Li-Ion
Series	FATMAX / V20 System

STANLEY SBW920M2K 20V Brushless Impact Wrench Kit (370Nm)

Have a question?