Hilti - SIW 8-22 1/2" CORDLESS IMPACT WRENCH "This new impact wrench features two torque settings of 443 ft-lbs and 738 ft-lbs. Weighing in at 5.3 lbs for the bare tool." says
Hilti 03482659 SIW 18-A 3/8-Inch CPC 18-volt Cordless Impact Wrench and Impact Resistant Case with 3/8-Inch Square Chuck and Locking Ring - Power Milling Machines - Amazon.com
Hilti 03482658 SIW 18-A 1/2-Inch 18-volt CPC Cordless Impact Wrench with Resistant Case and 1/2-Inch Square Chuck - Power Milling Machines - Amazon.com
Hilti SF 2h-a Cordless Hammer Drill Driver 12v 3/8”10 Mm Keyless Chuck Tool Only for sale online | eBay
Hilti 1/2 in. - 3/8 in. S-NSD Deep Impact Socket 339784 - The Home Depot