M18 FUEL 1/2" High Torque Impact Wrench with Friction Ring (Tool Only)
Battery answer
Battery answers vary by pack for SKU 2767-20. Use the reviewed comparison before choosing; conditions and any evidence gaps are called out.
- Battery platform
- Milwaukee M18
- Packs required
- Not published by Milwaukee
- 6 work without conditions.
- 3 work with conditions.
Battery requirement sources (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Compare the reviewed packs See tool specifications and sources
Milwaukee · Impact Wrenches · SKU 2767-20 · Milwaukee source
Compare the reviewed M18 packs
| Battery | Capacity | Energy | Power level | Answer |
|---|---|---|---|---|
| 48-11-1813 | 12 Ah | 216 Wh | PWR5 | Works |
| 48-11-1820 | 2 Ah | 36 Wh | not published | Conditions apply |
| 48-11-1828 | 3 Ah | 54 Wh | not published | Conditions apply |
| 48-11-1840 | 4 Ah | 72 Wh | not published | Conditions apply |
| 48-11-1850 | 5 Ah | 90 Wh | PWR2 | Works |
| 48-11-1850R | 5 Ah | 90 Wh | not published | Works |
| 48-11-1861 | 6 Ah | 108 Wh | PWR4 | Works |
| 48-11-1865 | 6 Ah | 108 Wh | PWR3 | Works |
| 48-11-1881 | 8 Ah | 144 Wh | PWR4 | Works |
Energy is capacity × nominal voltage — our arithmetic on Milwaukee’s figures, not a number they publish. It is the only honest way to compare packs across capacities. Power level is Milwaukee’s own PWR tier where they publish one.
Where the answer is not a plain yes
Applies to 48-11-1820, 48-11-1828, 48-11-1840
Works, with conditions
Works only when the conditions below are met.
| Physical fit | yes |
|---|---|
| Operation | reduced |
| Recommendation | not recommended |
Conditions
- Minimum capacity 5 Ah.
Compact packs sag under sustained high-torque load. Use a 5.0Ah pack or larger for rated performance.
Evidence (2)
- Milwaukee Tool — manufacturer support, retrieved 2026-07-30“All M18 Batteries are compatible with M18 tools & chargers.”
- ToolSpecs Editorial — owner observation, retrieved 2026-07-30“Reviewer judgment from long-term M18 ownership, for the five tools where Milwaukee publishes no compatibility claim. Not a manufacturer statement.”
Compatibility sources (2)
- Milwaukee Tool — manufacturer support, retrieved 2026-07-30“All M18 Batteries are compatible with M18 tools & chargers.”
- ToolSpecs Editorial — owner observation, retrieved 2026-07-30“Reviewer judgment from long-term M18 ownership, for the five tools where Milwaukee publishes no compatibility claim. Not a manufacturer statement.”
Kit configurations
Ways Milwaukee sells this exact tool in a box. Contents are decomposed to manufacturer SKUs; non-SKU’d accessories — side handles, belt clips, cases — are omitted because they carry no compatibility meaning.
M18 FUEL 1/2" High Torque Impact Wrench with Friction Ring Kit (2767-22)
| Qty | Component | SKU |
|---|---|---|
| 1 | M18 FUEL 1/2" High Torque Impact Wrench with Friction Ring (Tool Only) | 2767-20 |
| 2 | M18 REDLITHIUM XC5.0 Extended Capacity Battery Pack | 48-11-1850 |
| 1 | M18 & M12 Multi-Voltage Charger | 48-59-1812 |
Battery capacity in the box: 10.0 Ah across 2 pack(s). This is the directly comparable capacity when weighing the kit against the bare tool plus packs.
Contents provenance: manufacturer claim; review completed 2026-07-31 by jon.
Contents sources for 2767-22 (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Tool specifications and manufacturer claims
Basic tool facts
| Brushless | Yes |
|---|---|
| Weight, bare tool | Not published for this exact SKU |
Specification sources (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Full specifications
As published by Milwaukee for SKU 2767-20, read 2026-07-31. Values are quoted in their units, not reformatted.
| Anvil Type | Friction Ring |
|---|---|
| Wrench Type | High Torque |
| Fastening Torque | 1,000 ft-lbs |
| Maximum Torque | 1400 ft/lbs |
| IPM | 0 - 2,100 |
| Nut-Busting Torque | 1,400 ft-lbs |
| Tool Warranty | 5 Year Limited Warranty |
| Power Source | Cordless |
| Motor Type | POWERSTATE Brushless |
| Length | 8.39 in |
| Weight | 7.5 lbs |
| Height | 10.75 in |
| Width | 3.15 in |
| Fuel | Yes |
| Voltage | 18V |
| Brushless | Yes |
| DRIVE CONTROL | 4-Mode w/ Bolt Removal Mode |
| Maximum RPM | 1750 rpm |
| RPM Range | 0 - 1,750 |
What Milwaukee says about it
- Provides maximum productivity by removing stubborn and high torque fasteners up to 2X faster than the competition
- Industry leading 4-mode drive control with bolt removal mode, allowing for ultimate control.
- REDLINK PLUS intelligence prevents damage to the tool and battery due to overloading or overheating
- Features a friction ring design to ensure quick and easy socket changes
- Reduced user fatigue at only 7.5 lbs with battery (battery not included)
- Most compact cordless High Torque Impact Wrench in its class at 8.39" in length
- Bolt removal mode provides maximum nut-busting torque to break fastener free, then slows to 750rpm for more control when removing fasteners
- REDLITHIUM batteries deliver more work per charge and more work over the life of the battery
- Premium rubber overmold withstands corrosive materials and provides increased comfort when in use
- LED light to illuminate the work area
Manufacturer marketing copy, reproduced so you can judge it. We have not tested these claims.