M18 Brushless Threaded Rod Cutter (Tool Only)
Battery answer
Every reviewed M18 pack powers SKU 2872-20 at full rated performance, with no battery-specific condition.
- Battery platform
- Milwaukee M18
- Packs required
- 1 pack
- 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 · Metal Cutting · SKU 2872-20 · 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
| Weight, bare tool | 7.7 lb |
|---|
Specification sources (1)
- Milwaukee Tool — manufacturer page, retrieved 2026-07-31
Full specifications
As published by Milwaukee for SKU 2872-20, read 2026-07-31. Values are quoted in their units, not reformatted.
| Height | 6.3 in |
|---|---|
| Length | 10 in |
| Width | 5 in |
| Colors | Black · Red |
| FUEL | No |
| Material | Reinforced Nylon |
| Motor Type | Brushless |
| Number of Batteries Required | 1 |
| Number of Pieces Included | 1 |
| ONE-KEY Enabled | No |
| Tool Branding | Brushless (Not FUEL) |
| Warranty | 5 Year Limited Warranty |
| Weight w/Batteries | 8.7 lb |
What Milwaukee says about it
- 1-1/2" Trim Length Delivers Even, Uniform Cuts Every Time
- Auto Jaw Opening for Fast, Repetitive Cuts
- Brushless Motor provides more power, more run-time, and longer life
- Centered Grip Optimized for One-Handed Overhead Operation
- Clearest Line of Sight While Making Overhead Cuts
- Cuts 1/4", 3/8" & 1/2" Mild Steel, 1/4" & 3/8" Stainless Steel, Coarse Threaded Rod
- Delivers 400+ Cuts on 3/8" Mild Steel Per Charge with a M18 2.0Ah Battery
- Delivers Clean, Burr-Free Cuts for Threading Nuts on by Hand
- Easy Die Changes Using Allen Key Stored On Tool
- Flat Horizontal Position for Benchtop Use
- Four Sided Rotatable Cutting Dies Allow You to Cut Three Different Sizes of Threaded Rod with the Same Tool
- Improved Cutting, No Chips or Sparks
- LED Light Illuminates Cut Area
- Powers through 1/2" Mild Steel & 3/8" Stainless Steel Threaded Rod in Seconds
- Reverse Button for Unintended Cuts
Manufacturer marketing copy, reproduced so you can judge it. We have not tested these claims.