DEWALT 20V MAX Cordless 2-Speed Grease Gun – Tool Only (DCGG581B)
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DEWALT

DEWALT 20V MAX Cordless 2-Speed Grease Gun – Tool Only (DCGG581B)

|3 ratings

Key item features

  • ‌Up to 10,000 PSI Max Pressure – Powers through clogged grease fittings and heavy-duty applications
  • High Flow Rate – Dispenses up to 9 oz. per minute for faster lubrication
  • Long Runtime – Delivers up to 7 grease tubes per charge (battery sold separately)
  • Variable Speed Trigger – Precise control over grease flow for different applications
  • 47-Inch Flexible Reinforced Hose – Easily reaches tight and hard-to-access fittings
  • Integrated LED Light – Improves visibility in low-light work areas
  • Heavy-Duty Design – Built for automotive, agricultural, and industrial maintenance use
  • 20V MAX System Compatible – Works with all DEWALT 20V MAX batteries (sold separately)
  • Bare Tool Only – Battery and charger not included

Specs

Grease gun type, Cordless Grease GunPower type, BatteryVolume capacity, 9 ozMaximum pressure, 10000 psiBrand, DEWALTHose length, 47 in

About this item

Product details

The DEWALT 20V MAX Cordless Grease Gun delivers powerful lubrication performance with up to 10,000 PSI to handle clogged fittings and demanding applications. Featuring a 2-speed design and variable speed trigger, it provides precise control and high-flow output up to 9 oz. per minute. A 47-inch flexible hose allows easy access in tight spaces, while the LED light improves visibility on the job. Compatible with all DEWALT 20V MAX batteries (sold separately), this tool is ideal for automotive, agricultural, and heavy equipment maintenance.
  • ‌Up to 10,000 PSI Max Pressure – Powers through clogged grease fittings and heavy-duty applications
  • High Flow Rate – Dispenses up to 9 oz. per minute for faster lubrication
  • Long Runtime – Delivers up to 7 grease tubes per charge (battery sold separately)
  • Variable Speed Trigger – Precise control over grease flow for different applications
  • 47-Inch Flexible Reinforced Hose – Easily reaches tight and hard-to-access fittings
  • Integrated LED Light – Improves visibility in low-light work areas
  • Heavy-Duty Design – Built for automotive, agricultural, and industrial maintenance use
  • 20V MAX System Compatible – Works with all DEWALT 20V MAX batteries (sold separately)
  • Bare Tool Only – Battery and charger not included
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Specifications

Grease gun type

Cordless Grease Gun

Power type

Battery

Volume capacity

9 oz

Maximum pressure

10000 psi

Warranty

Warranty information

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Warnings

Customer ratings & reviews

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Showing 1-2 of 2 reviews

Feb 21, 2026
Reviewer name: Grocery man
5 out of 5 stars
5 out of 5 stars review

1/2 the time

bought this a couple years ago and should have done 10 years ago. great for excavator with many grease spots cuts time in half

Review from dewalt.com
Helpful?631IPZN0AJCD20072365761
Nov 4, 2025
Reviewer name: Joseph Skeen
5 out of 5 stars
5 out of 5 stars review

What A Time Saver!

I use the DEWALT 20V MAX 2-Speed Grease Gun every single day for my tractor and all my automotive grease points, and it's been an absolute game-changer. What used to be a messy, time-consuming chore is now quick, efficient, and even satisfying. This tool pushes grease with serious pressure and precision, easily clearing stubborn fittings that would fight back with a manual gun. The two-speed control is perfect — high flow for bigger zerks on farm equipment, and lower flow for delicate joints or bearings where you don't want to overdo it. The 20V MAX battery system gives me consistent power across multiple jobs, and it lasts far longer than I expected between charges. The flex hose and bright LED light make it easy to reach tight or dark spots under the tractor or in an engine bay, and it keeps my hands and workspace much cleaner than older pneumatic setups. The build quality is pure DEWALT — rugged, balanced, and ready for tough use. If you do regular equipment maintenance, this grease gun will save you time, effort, and frustration. I can't imagine going back to a manual pump after using this one. Bottom Line: Powerful, reliable, and built for real work — exactly what I expect from DEWALT.

Review from dewalt.com
Helpful?631IPZN0AJCD20072365761
Current price is Now $209.00
You save $35.98
was $244.98
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