Ingersoll Rand, part number W7150-K12. Ingersoll Rand W7150-K1 ½" Hi-Torque Impact One Battery Kit. Power: 780 ft-lbs of maximum reverse torque and 1100 ft-lb of nut-busting torque from cordless impact wrench that weighs only 6.8 lbs.
Ingersoll Rand 2934-12 End Plate (Rear) with Rear Motor Bearing 508-97
Ingersoll Rand 328B-825-8 Ingersoll-Rand 328B-825-8 Repair Tool
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Ingersoll Rand 15/16" Hex SAE Deep PowerSocket for Ingersoll Rand 1/2in Drive To