This is Part of Milwaukee's new line of impact wrenches which is a significant upgrade over the previous ones. They're a bit smaller and weigh less but provide more nut-busting torque than before. Another key upgrade is the front LED lights which help when working in darker areas and also has a 4-MODE Drive Control which allows you to regulate the speed and IPM's. The 4th mode is an auto-shutoff mode which is used for hand tightening applications and auto stops.

If you are buying the high torque, consider adding the  to protect your gun.

Specifications:

• Kit SKU: 2855-22
• Tool Only SKU: 2855-20
• Fastening Torque: 250 ft-lbs
• RPM: 0-2400
• Anvil Type: 1/2" Friction Ring
• Length: 4.9"
• Weight: 2.4 lbs.