Milwaukee 2904-22 12V 1/2” Hammer Drill/Driver Kit: Professional Power in a Compact Package

After spending two weeks putting the Milwaukee 2904-22 through its paces on various jobsites and home projects, we’re convinced this 12V hammer drill/driver kit delivers exceptional performance that rivals many 18V models, all while maintaining the compact form factor professionals and serious DIYers need for all-day comfort.

Unmatched Power-to-Weight Ratio: Our Hands-On Experience

The moment we unboxed the Milwaukee 2904-22, we were struck by how lightweight it felt at just 2.9 pounds with battery attached. Don’t let the compact size fool you though—this hammer drill packs serious muscle. During our testing, we were genuinely impressed with how it handled 1/2″ holes through hardwood and even managed lighter masonry work without bogging down.

The brushless motor is the star of the show here, delivering up to 1,700 RPM and 22,100 BPM in hammer mode. When drilling through concrete blocks, the performance was remarkably close to what we’d expect from much larger tools, thanks to the impressive 350 in-lbs of torque.

Key Specifications We Verified

• Tool Weight: 2.9 lbs with battery
• No-load Speed: 0-450/0-1,700 RPM
• Max Torque: 350 in-lbs
• Chuck Size: 1/2″ all-metal ratcheting chuck
• Hammer Rate: Up to 22,100 BPM

Battery Life That Won’t Quit: Real-World Runtime Results

The inclusion of two M12 5.0Ah batteries is a significant advantage of this kit. During our intensive testing day, we drilled over 65 1/4″ holes through various materials and drove more than 100 screws on a single battery charge. The second battery means you’ll rarely find yourself waiting on a recharge, even during demanding workdays.

We were particularly impressed with how the REDLITHIUM battery technology maintained consistent power output even as the charge depleted—there was no noticeable drop in performance until the battery was nearly exhausted.

Ergonomics and Handling: Comfort During Extended Use

After using the Milwaukee 2904-22 for several hours straight, we can confidently say the ergonomics are exceptional. The contoured grip with rubber overmold fits naturally in hand, reducing fatigue during overhead work or repetitive drilling tasks.

The drill’s balanced weight distribution became particularly apparent when working on ladder projects, where the lightweight design made a noticeable difference in arm fatigue compared to larger 18V drills we typically use.

Standout Features That Enhanced Our Experience

• REDLINK PLUS Intelligence – Provides noticeable overload protection; we intentionally pushed the drill to its limits and noted how it prevented motor burnout
• All-metal chuck – Maintained excellent bit retention even during high-torque applications
• LED work light – Brighter than expected with smart positioning that eliminated shadows in our testing
• Belt clip – Sturdy and well-positioned for quick access when moving around the jobsite

Versatility That Impressed Us: From Fine Woodworking to Light Masonry

What truly sets this drill apart is its versatility across applications. During our testing period, we used the Milwaukee 2904-22 for:

• Installing cabinet hardware with delicate control in the lower speed settings
• Drilling through ceramic tile using the hammer function
• Mixing small batches of thinset mortar
• Driving 3-inch lag screws into pressure-treated lumber
• Drilling clean holes through stainless steel sheet metal

The 15-position clutch provided precise control for delicate fastening tasks, while the hammer function proved capable enough for drilling into brick and light concrete—something we wouldn’t typically expect from a 12V platform.

Storage Solution: Practical Case Design

The included hard plastic carrying case is thoughtfully designed with custom inserts that keep everything secure. There’s sufficient space for the drill, both batteries, charger, and even a few small accessories. The case latches are robust and the overall construction feels like it will withstand years of jobsite abuse based on our experience with other Milwaukee cases.

Is This the Right Tool for You? Our Recommendation

After extensive testing, we believe the Milwaukee 2904-22 hits the sweet spot for professionals who need serious power without the bulk and weight of larger platforms. It’s particularly well-suited for electricians, plumbers, HVAC technicians, and finish carpenters who work in tight spaces but can’t compromise on performance.

For homeowners and DIY enthusiasts, this kit represents an investment in professional-grade quality that will outlast and outperform consumer-grade alternatives many times over. The versatility means you’re covered for everything from furniture assembly to deck building to basic masonry work.

Customer Reviews Analysis

After analyzing hundreds of real customer reviews for the Milwaukee 2904-22, clear patterns emerged about what buyers love and where they’ve experienced challenges with this compact yet powerful drill/driver.

What Customers Love

The overwhelming majority of users praise the Milwaukee 2904-22 for three standout qualities: its impressive power-to-weight ratio, exceptional battery life, and overall durability.

Many reviewers specifically mentioned how surprised they were by the hammer drill functionality. One contractor noted: “I was skeptical about hammer drilling with a 12V tool, but this handled 1/4″ holes in concrete block with ease. It’s become my go-to for all but the heaviest drilling tasks.”

Common Criticisms

While the positive reviews dominate, some consistent criticisms appeared across the feedback:

• Price point – Some users noted the premium price compared to competitor 12V systems, though most acknowledged the quality justifies the cost
• Size – A small percentage of users mentioned it’s slightly larger than some competing 12V drills, though still much more compact than 18V options
• Chuck tightness – A few reviewers mentioned needing to double-check chuck tightness for larger bits

Real-World Performance