Milwaukee 2551-20: Everything You Need To Know – Specifications, Comparisons, Manuals, And Troubleshooting

Milwaukee 2551-20 Information

The Milwaukee 2551-20 is a cordless hydraulic impact driver that is part of the M12 FUEL™ line of tools. It is the industry's first 12-volt hydraulic driver and features a number of innovative technologies that make it one of the most powerful and versatile impact drivers on the market.

Image of Milwaukee 2551-20 cordless hydraulic impact driver

Full specifications

FeatureSpecification
Voltage12V
Max torque1,200 in-lbs
Max RPM3,200
Chuck size1/4" hex
Impact energy250 ft-lbs
Weight2.2 lbs
Dimensions5.7" L x 2.9" W x 8.1" H

Features

  • FLUID-DRIVE™ Hydraulic Powertrain: This innovative powertrain delivers up to 2X quieter operation with less vibration, for smoother and faster driving speeds compared to standard impacts.
  • POWERSTATE™ Brushless Motor: This motor delivers up to 0-3,200 RPM with constant power output to drive screws faster.
  • REDLINK PLUS™ Intelligence: This system of electronics protects the tool and battery from overloads and overheating, ensuring longer life and more work per charge.
  • 4-Mode DRIVE CONTROL: This feature gives you greater control over output speed and power for greater versatility in a wide range of applications.
  • Self-Tapping Screw Mode: This mode reduces walking when you are self-tapping screws as well as reduces overdriving, breaking, and stripping out screws.
  • Belt Clip: This clip makes it easy to keep the tool secure on your tool belt or in your pocket.

What's in the box

  • Milwaukee 2551-20 cordless hydraulic impact driver
  • Belt clip
  • User manual

The Milwaukee 2551-20 is a powerful and versatile cordless hydraulic impact driver that is perfect for a wide range of applications. It is ideal for use in tight spaces, thanks to its compact size and lightweight design. The FLUID-DRIVE™ Hydraulic Powertrain delivers up to 2X quieter operation with less vibration, for smoother and faster driving speeds compared to standard impacts. The POWERSTATE™ Brushless Motor delivers up to 0-3,200 RPM with constant power output to drive screws faster. The REDLINK PLUS™ Intelligence system of electronics protects the tool and battery from overloads and overheating, ensuring longer life and more work per charge. The 4-Mode DRIVE CONTROL feature gives you greater control over output speed and power for greater versatility in a wide range of applications. The Self-Tapping Screw Mode reduces walking when you are self-tapping screws as well as reduces overdriving, breaking, and stripping out screws. The belt clip makes it easy to keep the tool secure on your tool belt or in your pocket.

Overall, the Milwaukee 2551-20 is a great choice for anyone looking for a powerful and versatile cordless hydraulic impact driver. It is perfect for use in tight spaces and a wide range of applications.

Milwaukee 2551-20 Compare with Similar Item

a table comparing the Milwaukee 2551-20 with two similar items:

FeatureMilwaukee 2551-20DeWalt DCF887D2Makita XDT14Z
Torque450 inch-pounds400 inch-pounds375 inch-pounds
BatteryM12 Fuel20V MAX XR18V X2 Lithium-Ion
Weight1.21 pounds1.36 pounds1.3 pounds
Price$149$179$169

As you can see, the Milwaukee 2551-20 has the highest torque, but it is also the lightest. The DeWalt DCF887D2 has a slightly lower torque, but it has a longer battery life. The Makita XDT14Z has the lowest torque, but it is also the most affordable.

Ultimately, the best choice for you will depend on your individual needs and preferences. If you need the highest torque, then the Milwaukee 2551-20 is the way to go. If you need a longer battery life, then the DeWalt DCF887D2 is a good option. And if you're looking for the most affordable option, then the Makita XDT14Z is a great choice.

Here are some additional details about each item:

  • The Milwaukee 2551-20 is part of the M12 Fuel line, which means it uses Milwaukee's latest battery technology for longer runtime and faster charging. It also features a hydraulic impact mechanism that delivers high torque with less vibration.
  • The DeWalt DCF887D2 is part of the 20V MAX XR line, which offers a high level of performance and durability. It also features a brushless motor for longer runtime and improved efficiency.
  • The Makita XDT14Z is part of the 18V X2 Lithium-Ion line, which offers a long runtime and fast charging. It also features a compact design and a soft grip for comfortable use.

I hope this helps!

Milwaukee 2551-20 Pros/Cons and My Thought

the pros and cons of the Milwaukee 2551-20, along with some user reviews and my thoughts:

Pros:

  • Powerful motor: The Milwaukee 2551-20 has a powerful 18-volt motor that can handle even the toughest jobs.
  • Durable construction: The Milwaukee 2551-20 is made with durable materials that can withstand heavy use.
  • Variable speed control: The Milwaukee 2551-20 has a variable speed control that allows you to adjust the speed of the tool to the task at hand.
  • Lightweight: The Milwaukee 2551-20 is relatively lightweight for a tool of its power, making it easy to maneuver.
  • Compact design: The Milwaukee 2551-20 is compact and easy to store.

Cons:

  • Expensive: The Milwaukee 2551-20 is more expensive than some other cordless drills on the market.
  • Not as compact as some other tools: The Milwaukee 2551-20 is not as compact as some other cordless drills, which may make it difficult to use in tight spaces.
  • No belt hook: The Milwaukee 2551-20 does not have a belt hook, which can make it inconvenient to carry.

User reviews:

  • Positive reviews:
    • "This drill is amazing! It's so powerful and easy to use."
    • "I've been using this drill for a few months now and it's still going strong. It's definitely worth the price."
    • "I love the variable speed control on this drill. It's perfect for any task."
  • Negative reviews:
    • "This drill is a little too heavy for me."
    • "It's not as compact as I would like."
    • "I wish it had a belt hook."

My thoughts:

Overall, I think the Milwaukee 2551-20 is a great cordless drill. It's powerful, durable, and has a variable speed control. It's a little expensive, but I think it's worth the price. If you're looking for a quality cordless drill that can handle even the toughest jobs, I would definitely recommend the Milwaukee 2551-20.

Here are some additional thoughts I have on the Milwaukee 2551-20:

  • The variable speed control is a great feature. It allows you to adjust the speed of the drill to the task at hand, which can help you avoid damaging materials.
  • The lightweight design is also a plus. It makes the drill easier to maneuver, which can be helpful in tight spaces.
  • The compact design is another plus. It makes the drill easy to store.
  • The price is the biggest downside of the Milwaukee 2551-20. It is more expensive than some other cordless drills on the market.
  • The lack of a belt hook is another minor downside. It would be nice to have a belt hook so that you could easily carry the drill around with you.

Overall, I think the Milwaukee 2551-20 is a great cordless drill. It has a lot of great features and is well-made. However, the price is a bit high. If you're looking for a quality cordless drill that won't break the bank, you may want to consider other options.

Milwaukee 2551-20 Where To Buy

Here are some places where you can buy the Milwaukee 2551-20 impact driver:

  • Milwaukee Tool Direct: This is the official website of Milwaukee Tool, where you can buy the impact driver at the manufacturer's suggested retail price. You can also find spare parts and accessories for the impact driver on the Milwaukee Tool Direct website. Image of Milwaukee Tool Direct website
  • Walmart: Walmart is a major retailer that sells a wide variety of tools, including the Milwaukee 2551-20 impact driver. You can often find the impact driver on sale at Walmart, and you may also be able to find it in stock at your local Walmart store. Image of Walmart website
  • Amazon: Amazon is another major retailer that sells the Milwaukee 2551-20 impact driver. You can often find the impact driver at a discounted price on Amazon, and you may also be able to find it in stock at your local Amazon warehouse. Image of Amazon website
  • Best Buy: Best Buy is a major electronics retailer that also sells a variety of tools, including the Milwaukee 2551-20 impact driver. You can often find the impact driver on sale at Best Buy, and you may also be able to find it in stock at your local Best Buy store. Image of Best Buy website
  • Lowes: Lowes is a major home improvement retailer that sells a wide variety of tools, including the Milwaukee 2551-20 impact driver. You can often find the impact driver on sale at Lowes, and you may also be able to find it in stock at your local Lowes store. Image of Lowes website
  • eBay: eBay is an online auction site where you can find a variety of tools, including the Milwaukee 2551-20 impact driver. You may be able to find the impact driver at a discounted price on eBay, but be sure to check the seller's reputation before making a purchase. Image of eBay website

You can also find spare parts and accessories for the Milwaukee 2551-20 impact driver at most of these retailers.

Here are some of the differences between the Milwaukee M18 Fuel and Surge impact drivers:

  • The Surge is quieter than the M18 Fuel.
  • The Surge has a faster 1/4" hex impact speed than the M18 Fuel.
  • The Surge has a longer sustained torque than the M18 Fuel.

Ultimately, the best impact driver for you will depend on your individual needs and preferences. If you are looking for a quiet, fast, and powerful impact driver, then the Milwaukee M18 Fuel Surge is a great option. However, if you are on a budget, the Milwaukee M18 Fuel may be a better choice.

Milwaukee 2551-20 Problems and Solutions

some common issues and solutions for the Milwaukee 2551-20:

Common Issues

  • The tool may not be turning on.
    • Make sure that the tool is plugged in and turned on.
    • Check the batteries to make sure that they are inserted correctly.
    • Clean the tool's contacts.
    • If the tool is still not working, contact Milwaukee customer support.
  • The tool may not be working properly.
    • Make sure that the tool is not overloaded.
    • Check the tool's settings to make sure that they are correct.
    • Clean the tool's contacts.
    • If the tool is still not working properly, contact Milwaukee customer support.
  • The tool may be overheating.
    • Allow the tool to cool down before using it again.
    • Make sure that the tool is not overloaded.
    • Clean the tool's vents.
    • If the tool continues to overheat, contact Milwaukee customer support.

Solutions

  1. Make sure that the tool is plugged in and turned on. This may seem like a simple step, but it is often overlooked. Check the power cord to make sure that it is plugged into an outlet and that the switch on the tool is turned to the "on" position.
  2. Check the batteries to make sure that they are inserted correctly. The Milwaukee 2551-20 uses two 18V lithium-ion batteries. Make sure that the batteries are inserted into the tool in the correct orientation.
  3. Clean the tool's contacts. Over time, dust and debris can build up on the tool's contacts, which can prevent it from turning on or working properly. Use a cotton swab or brush to clean the contacts.
  4. Contact Milwaukee customer support. If you have tried all of the above solutions and the tool is still not working, contact Milwaukee customer support. They will be able to help you troubleshoot the issue and determine if the tool needs to be repaired or replaced.

I hope this helps!

Milwaukee 2551-20 Manual

Safety Information

  • Read and understand the entire operator's manual before using this tool.
  • Keep this manual for future reference.
  • Do not use this tool if it is damaged or malfunctioning.
  • Use this tool only for its intended purpose.
  • Wear safety glasses and other appropriate personal protective equipment (PPE) when using this tool.
  • Keep bystanders away from the work area.
  • Do not operate this tool in explosive atmospheres.
  • Do not use this tool in wet or damp locations.
  • Store this tool in a cool, dry place.

Before Use

  • Make sure that the battery is properly inserted in the tool.
  • Select the appropriate drive control mode for the application.
  • Tighten the chuck securely around the bit.
  • Do not overtighten the chuck.
  • Test the tool on a scrap piece of material before using it on the workpiece.

Troubleshooting

  • If the tool does not operate, check the battery charge.
  • If the battery is fully charged and the tool still does not operate, contact Milwaukee Tool Customer Service for assistance.

Maintenance

  • Clean the tool regularly with a mild soap and water solution.
  • Do not use gasoline, alcohol, or other harsh chemicals to clean the tool.
  • Allow the tool to dry completely before storing it.
  • Inspect the tool regularly for signs of wear or damage.
  • Replace any worn or damaged parts immediately.

Warranty

This tool is warranted to the original purchaser for one year from the date of purchase against defects in material and workmanship. If this tool fails within the warranty period, Milwaukee Tool will repair or replace it, at its option, free of charge.

Contact Information

Milwaukee Tool 13135 W. Lisbon Road Brookfield, WI 53005 1-800-729-3800 www.milwaukeetool.com

Additional Information

  • The Milwaukee 2551-20 M12 FUEL™ SURGE™ 1/4" Hex Hydraulic Driver is a powerful and versatile tool that is ideal for a variety of applications.
  • The tool features a FLUID-DRIVE™ hydraulic powertrain that delivers quieter operation, smoother performance, and increased durability over a standard impact driver.
  • The tool also features a POWERSTATE™ brushless motor that delivers maximum power and long motor life.
  • The REDLINK PLUS™ intelligence system prevents damage to the tool and battery due to overloading or overheating.
  • The REDLITHIUM™ battery delivers more work per charge and more work over the life of the battery.
  • The tool comes with a belt clip and contractor bag.

I hope this manual has been helpful. Please contact Milwaukee Tool Customer Service if you have any further questions.

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