M12 4-Tool Combo Kit: A Complete Guide with Specs, Features & FAQs

When it comes to portable, high-performance power tools, Milwaukee’s M12 4-Tool Combo Kit is a favorite among professionals and DIYers alike. Compact, lightweight, and built to last, this combo kit packs serious power into a cordless solution ideal for tight spaces and fast-paced job sites. If you’re looking for versatility and value in a single package, the M12 4-Tool Combo Kit should be at the top of your list.

In this article, we’ll cover everything you need to know about the M12 4-Tool Combo Kit — including what’s inside, technical specifications, benefits, use cases, pricing, and answers to frequently asked questions.

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🔧 What is the M12 4-Tool Combo Kit?

The Milwaukee M12 4-Tool Combo Kit is a cordless tool set powered by Milwaukee’s M12 REDLITHIUM battery system. Designed for professionals who need compact tools without sacrificing power, this kit usually includes:

• M12 3/8″ Drill/Driver

• M12 1/4″ Hex Impact Driver

• M12 HACKZALL® Reciprocating Saw

• M12 LED Work Light

These tools are powered by 12V lithium-ion batteries, known for their long runtime and durability. The kit typically includes two batteries, a charger, and a contractor bag.

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🛠️ Tools Included in the M12 4-Tool Combo Kit

Let’s break down each tool included in the kit:

1. M12 3/8″ Drill/Driver (Tool Model: 2407-20)

This compact drill/driver offers outstanding torque and speed in a lightweight form factor. Ideal for light-duty drilling and fastening jobs.

• Max RPM: 0–400 / 0–1,500 RPM (2-speed gearbox)

• Torque: 275 in-lbs

• Chuck Size: 3/8″ metal ratcheting

• Length: 7.25″

• Weight: 2.1 lbs (with battery)

Best for: Woodworking, cabinetry, electrical boxes, light metal drilling.

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2. M12 1/4″ Hex Impact Driver (Tool Model: 2462-20)

This impact driver is perfect for fastening tasks like driving long screws, lag bolts, and even light-duty automotive work.

• Max RPM: 0–2,500 RPM

• Impact Rate: 0–3,300 IPM

• Torque: 1,000 in-lbs

• Chuck: 1/4″ Hex quick-change

• Length: 6.5″

• Weight: 2.1 lbs (with battery)

Best for: Screwing into wood, metal, and plastics, or removing tough fasteners.

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3. M12 HACKZALL® Reciprocating Saw (Tool Model: 2420-20)

The HACKZALL is a one-handed reciprocating saw perfect for precision cuts in tight spaces.

• Stroke Length: 1/2″

• Strokes Per Minute (SPM): 0–3,000

• Tool-Free Blade Change: Yes

• Length: 11″

• Weight: 2.6 lbs (with battery)

Best for: Plumbing, demolition, conduit cutting, drywall.

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4. M12 LED Work Light (Tool Model: 49-24-0146)

An efficient, handheld LED light that gives you hands-free illumination for working in dark or low-light areas.

• Bulb Type: LED

• Run-Time: Up to 12 hours (with M12 battery)

• Head Rotation: 90-degree pivoting head

• Lumens: Approx. 160–200

• Weight: 0.5 lbs

Best for: Jobsite lighting, dark corners, under-the-sink repairs.

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🔋 Battery and Charger Details

The M12 4-Tool Combo Kit typically includes:

• (1) M12 REDLITHIUM CP1.5 Battery

• (1) M12 REDLITHIUM XC 3.0 Battery

• (1) M12 Battery Charger

• Contractor Bag for carrying and storage

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✅ Key Features and Benefits

✔️ Compact and Lightweight

The M12 system is ideal for working in tight spaces, overhead applications, and prolonged usage without fatigue.

✔️ Durable Construction

Milwaukee tools are known for their rugged build quality, shock-resistant housings, and heavy-duty gear construction.

✔️ REDLINK™ Intelligence

Milwaukee’s proprietary REDLINK technology provides advanced overload protection and optimizes performance.

✔️ Interchangeable Batteries

The same M12 battery works across all M12 tools—more than 100 compatible tools and counting.

✔️ Great Value

Purchasing this 4-tool kit is significantly more affordable than buying each tool individually.

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📐 Technical Specifications Overview

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💡 Ideal Use Cases

• Home renovation projects

• DIY furniture assembly

• Appliance repair

• Electrical work

• HVAC installation

• Plumbing and framing

• Light-duty automotive repairs

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💲 Price and Value for Money

The M12 4-Tool Combo Kit generally ranges from $199 to $249 USD, depending on the retailer, seasonal promotions, and included battery configurations.

🔍 Where to Buy

• MilwaukeeTool.com

• Home Depot

• Lowe’s

• Amazon

• Acme Tools

• ToolBarn

Always check for bundle deals, rebates, and Milwaukee promotions.

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🔄 Comparing to M18 Combo Kits

Verdict: The M12 kit is better for users who need mobility and flexibility over brute strength.

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🔧 Pros and Cons

👍 Pros:

• Extremely portable and lightweight

• Long battery life for 12V tools

• Ergonomic design

• REDLINK Intelligence prevents overheating

• All tools use the same battery

• Perfect starter set for homeowners or apprentices

👎 Cons:

• Limited for heavy-duty industrial tasks

• Slower than M18 tools

• Smaller batteries may require frequent recharges for tough jobs

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📦 What’s in the Box?

• (1) M12 3/8″ Drill/Driver

• (1) M12 1/4″ Hex Impact Driver

• (1) M12 HACKZALL® Reciprocating Saw

• (1) M12 LED Work Light

• (1) M12 REDLITHIUM™ CP1.5Ah Battery

• (1) M12 REDLITHIUM™ XC3.0Ah Battery

• (1) M12 Charger

• (1) Contractor Bag

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📣 Customer Reviews

⭐ “Compact and Powerful!”

“I’m an electrician, and this kit is the best thing I’ve purchased in a while. Great for small jobs, ceiling work, and light framing. The impact driver is strong enough for most tasks.”

⭐ “Perfect for My DIY Needs”

“I use this around the house for basic repairs and projects. It’s lightweight, easy to carry, and the work light is surprisingly bright!”

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📌 Maintenance Tips

• Charge batteries regularly even when not in use.

• Clean air vents to prevent overheating.

• Use tool bags or cases to protect tools during transport.

• Store in dry areas to avoid rust and moisture damage.

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❓ Frequently Asked Questions (FAQs)

❓ Is the M12 4-Tool Combo Kit good for professionals?

Yes, especially for electricians, plumbers, and HVAC pros who need compact tools in tight spaces. While not ideal for heavy-duty drilling or driving, it’s excellent for most professional applications.

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❓ How long does the battery last?

Battery life depends on usage. The CP1.5 battery lasts about 30–45 minutes of continuous use, while the XC3.0 battery can last up to 90–120 minutes depending on the tool and workload.

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❓ Can M12 tools be used with M18 batteries?

No. The M12 and M18 systems are not cross-compatible. M12 tools only work with M12 batteries.

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❓ Are the tools brushless?

The tools included in most M12 4-Tool Combo Kits are brushed, though brushless variants are available separately in the M12 FUEL™ line.

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❓ What’s the warranty?

Milwaukee typically offers a 5-year limited tool warranty and a 2-year battery warranty. Always check the warranty card or online registration for details.