M18 FUEL 1⁄2” Hammer Drill/Driver (Tool Only)
Battery answer
Every reviewed M18 pack powers SKU 2804-20 at full rated performance, with no battery-specific condition.
- Battery platform
- Milwaukee M18
- Packs required
- Not published by Milwaukee
- 9 work without conditions.
Battery requirement sources (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Compare the reviewed packs See tool specifications and sources
Milwaukee · Drill Drivers · SKU 2804-20 · 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 | Works |
| 48-11-1828 | 3 Ah | 54 Wh | not published | Works |
| 48-11-1840 | 4 Ah | 72 Wh | not published | Works |
| 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.
Compatibility sources (1)
- Milwaukee Tool — manufacturer support, retrieved 2026-07-30“All M18 Batteries are compatible with M18 tools & chargers.”
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 2804-20, read 2026-07-31. Values are quoted in their units, not reformatted.
| Hammer Function | Yes |
|---|---|
| Chuck Size | 1/2" |
| BPM | 0 - 32,000 |
| Chuck Type | All Metal Ratcheting |
| Tool Warranty | 5 Year Limited Warranty |
| Power Source | Cordless |
| Motor Type | POWERSTATE Brushless |
| Length | 6.9 in |
| Weight | 3.2 lbs (Tool Only) |
| Height | 8.66 in |
| Width | 2.1 in |
| Fuel | Yes |
| Voltage | 18V |
| Brushless | Yes |
| Maximum RPM | 2,000 |
| Peak Torque | 1,200 in-lbs |
| RPM Range | 0 - 550 / 0 - 2,000 |
What Milwaukee says about it
- POWERSTATE Brushless Motor: Purposely built for the M18 FUEL 1/2" Hammer Drill to provide Up To 60% More Power than the competitive set
- REDLINK PLUS Intelligence: Ensures optimal performance and provides overload protection to prevent damage to the tool and battery during heavy applications while still maintaining compatibility across the entire M18 System.
- REDLITHIUM XC5.0 Battery Pack: Delivers more work per charge and more work over the life of the pack than competitors
- Up To 60% More Power: 1,200 in-lbs of torque
- Only 6.9" in length for access into tight spaces and reduced fatigue
- LED on foot of tool for better lighting in dark spaces
- Compatible with all M18 batteries
Manufacturer marketing copy, reproduced so you can judge it. We have not tested these claims.