The Milwaukee 2666-20 is a newer M18 brushless 1/2 in. high-torque impact wrench with a friction-ring anvil. The captured specs list a 7.6 in. class body in comparison tables, with up to 2,000 RPM and 2,400 IPM for this brushless generation, while the provided scrape also records a 5.9 lb weight excluding battery. It is a tool-only option for users who want a more compact high-torque M18 wrench without stepping up to a FUEL/ONE-KEY flagship.
Does the 2666-20 include a battery or charger?
No. It is sold tool-only.
Is the 2666-20 brushless?
Yes. Milwaukee lists this model as brushless.
What retention style does it use?
This version uses a 1/2 in. friction-ring anvil.
# Milwaukee M18 Brushless 1/2 in. High Torque Impact Wrench w/ Friction Ring **Model:** `2666-20` **Brand:** Milwaukee **Category:** Impact Wrench > The Milwaukee 2666-20 is a newer M18 brushless 1/2 in. high-torque impact wrench with a friction-ring anvil. The captured specs list a 7.6 in. class body in comparison tables, with up to 2,000 RPM and 2,400 IPM for this brushless generation, while the provided scrape also records a 5.9 lb weight excluding battery. It is a tool-only option for users who want a more compact high-torque M18 wrench without stepping up to a FUEL/ONE-KEY flagship. ## Specifications | Attribute | Value | |---|---| | Product Type | Impact Wrench | | Voltage (V) | 18 | | Cordless / Corded | Cordless | | Power Source | Battery | | Motor Type | Brushless | | Tool Only | Yes | | Batteries Included | 0 | | Charger Included | No | | Piece Count | 1 | | Length (in.) | 7.6 | | Weight (lbs) | 5.9 | | Battery Platform | M18 Brushless | | Anvil Size In | 0.5 | | Anvil Type | Friction Ring | | Max Speed (RPM) | 2,000 | | Maximum Ipm | 2,400 | | One Key Enabled | No | | Warranty | 5-year limited | ## What's Included - (1) M18 Brushless 1/2 in. High Torque Impact Wrench w/ Friction Ring (2666-20) Source: https://www.jaspecs.com/milwaukee/impact-wrench/2666-20-m18-1-2-high-torque-impact-wrench-w-friction-ring/