Milwaukee M12 Grease Gun Kit 2446-21XC
#9 in KitsFull review
A small 12 V kit for light automotive greasing. Heavy equipment owners should look at an 18 V gun.
Amazon $269$269
The Milwaukee M12 Grease Gun Kit 2446-21XC and the Lincoln PowerLuber 20V 1884 are evenly matched, rated 2.9 and 2.9. The Milwaukee M12 Grease Gun Kit 2446-21XC leads on value. The Lincoln PowerLuber 20V 1884 wins on pressure. The Milwaukee M12 Grease Gun Kit 2446-21XC costs $216.51 less ($269 vs $485.51).
Prices were last checked November 11, 2026. Product prices and availability are accurate as of that date and are subject to change; the price and availability shown on Amazon or the retailer's site at the time of purchase apply. As an Amazon Associate we earn from qualifying purchases.
Lincoln PowerLuber 20V 1884
#10 in KitsFull review
A professional lube-brand gun with a grease meter display, with two batteries. It suits shops that track grease per fitting.
Amazon $485.51$485.51
Which should you buy?
- Choose the Milwaukee M12 Grease Gun Kit 2446-21XC for value ($269, kit with battery and charger vs $485.51, kit with battery and charger).
- Choose the Lincoln PowerLuber 20V 1884 for pressure (10,000 psi maximum vs 8,000 psi maximum).
Scores side by side
Each factor is scored 0-100 against the same fixed reference points for every kits cordless grease gun; a clear win is highlighted. How we rank explains each one.
| Factor weight | Milwaukee M12 Grease Gun Kit 2446-21XC | Lincoln PowerLuber 20V 1884 |
|---|---|---|
| Overall rating | 2.9/5 | 2.9/5 |
| Value 25% | 39 $269, kit with battery and charger | 2 $485.51, kit with battery and charger |
| Flow 25% | 0 up to 2.6 oz/min | 0 flow not published, scored as the lowest |
| Hose 15% | 60 36 in hose | 60 36 in hose |
| Pressure 10% | 50 8,000 psi maximum | 100 10,000 psi maximum |
| Runtime 10% | 10 up to 7 cartridges per charge | 50 cartridges per charge not published (neutral score used) |
| Warranty 15% | 100 5-year warranty | 100 5-year warranty |
Specifications
| Milwaukee M12 Grease Gun Kit 2446-21XC | Lincoln PowerLuber 20V 1884 | |
|---|---|---|
| Output | ||
| Top flow | 2.6 oz/min | - |
| Maximum pressure | 8,000 psi | 10,000 psi |
| Speed settings | - | 2 |
| Cartridges per charge | 7 | - |
| Hose length | 36 in | 36 in |
| Power | ||
| Battery system | Milwaukee M12 | Lincoln 20V |
| Voltage | 12 V | 20 V |
| In the box | 1 x 3 Ah | 2 x 2.5 Ah |
| Features | ||
| Work light | - | Yes |
| Output display | - | Yes |
| Case or bag | Yes | Yes |
| Build | ||
| Weight | 8.2 lb | - |
| Warranty | 5 years | 5 years |