Makita GA047GZ Grinder Review

Introducing the Makita GA047GZ 4.9-inch Rechargeable Disc Grinder! This powerful tool features Active Feedback Sensing Technology to prevent motor blockages, Extreme Protection Technology for durability, and a soft start for smooth operation. With superior performance comparable to a 1,000 W wired angle grinder, this grinder is a must-have for your toolbox. Grab your Makita GA047GZ today and experience the convenience of cordless grinding at its finest! Have you been looking for a reliable and powerful cordless disc grinder to tackle your DIY projects or professional tasks? Look no further than the Makita GA047GZ 4.9-inch Rechargeable Disc Grinder. With its innovative features and high-performance capabilities, this tool is sure to impress even the most discerning users.

Makita GA047GZ 4.9-inch (125 mm) Rechargeable Disc Grinder, 40 V Max, Battery, Charger, and Case Sold Separately

Discover more about the Makita GA047GZ 4.9-inch (125 mm) Rechargeable Disc Grinder, 40 V Max, Battery, Charger, and Case Sold Separately.

Unboxing and Initial Impressions

When you first receive your Makita GA047GZ 4.9-inch Rechargeable Disc Grinder, you’ll notice the sturdy case it comes in, ensuring maximum protection during storage and transportation. Inside, you’ll find the cordless grinder, battery, and charger – all sold separately. The build quality of the grinder itself feels solid and durable, giving you confidence that it can withstand tough working conditions.

Initial Set-Up

Setting up the Makita GA047GZ is a breeze. Simply insert the battery into the charger and wait for it to reach full capacity. Once charged, attach the battery to the grinder, and you’re ready to go. The process is quick and straightforward, so you can start using your new tool in no time.

Design and Build Quality

The Makita GA047GZ features a compact and ergonomic design, making it comfortable to hold and operate for extended periods. The rubberized grip provides excellent control and reduced fatigue, allowing you to work efficiently without straining your hands. The build quality is top-notch, with durable materials that can withstand the rigors of daily use.

Compact and Lightweight

Despite its powerful performance, the Makita GA047GZ is surprisingly lightweight and compact. This makes it easy to maneuver in tight spaces or overhead, giving you greater versatility in your work. Whether you’re a professional tradesperson or a DIY enthusiast, you’ll appreciate the portability and convenience of this cordless grinder.

Durable Construction

Makita is known for producing high-quality tools, and the GA047GZ is no exception. The grinder is constructed with robust materials that can handle tough conditions without compromising performance. From the housing to the internal components, every part of the tool is designed for durability and longevity, ensuring a reliable tool that will last for years to come.

Makita GA047GZ 4.9-inch (125 mm) Rechargeable Disc Grinder, 40 V Max, Battery, Charger, and Case Sold Separately

Check out the Makita GA047GZ 4.9-inch (125 mm) Rechargeable Disc Grinder, 40 V Max, Battery, Charger, and Case Sold Separately here.

Performance and Power

When it comes to performance, the Makita GA047GZ doesn’t disappoint. With its 40V max battery, this cordless disc grinder delivers power comparable to a 1,000W class wired angle grinder. The brushless motor provides smooth and efficient operation, with no compromises on power or speed. Whether you’re cutting, grinding, or polishing, the GA047GZ offers superior performance that rivals corded models.

Active Feedback Sensing Technology (AFT)

One of the standout features of the Makita GA047GZ is its Active Feedback Sensing Technology (AFT). This innovative system automatically stops the motor when the tool is blocked, preventing overheating and potential damage. AFT enhances user safety and prolongs the lifespan of the grinder, ensuring reliable performance with every use.

Extreme Protection Technology (XPT)

To ensure maximum durability, the Makita GA047GZ is equipped with Extreme Protection Technology (XPT). This advanced system provides optimum protection against dust and splashes of water, even under harsh working conditions. XPT extends the lifespan of the tool and maintains its performance, making it ideal for demanding tasks in various environments.

Safety and Convenience Features

Safety is a top priority when using power tools, and the Makita GA047GZ includes several features to enhance user protection and convenience. From soft start to anti-restart function, this cordless grinder is designed with your safety in mind.

Soft Start

The soft start feature of the Makita GA047GZ ensures a smooth and gradual acceleration when the tool is turned on. This reduces sudden jolts or jerks, giving you better control and preventing accidental slips. The soft start also prolongs the lifespan of the motor, improving overall tool efficiency.

Anti-Restart Function

The anti-restart function prevents the grinder from starting up unintentionally after a voltage interruption. This safety feature reduces the risk of accidental activation, especially when changing batteries or adjusting settings. With the anti-restart function, you can work with confidence and peace of mind.

Find your new Makita GA047GZ 4.9-inch (125 mm) Rechargeable Disc Grinder, 40 V Max, Battery, Charger, and Case Sold Separately on this page.

Battery Life and Charging

The Makita GA047GZ is powered by a 40V max battery, providing long-lasting performance for extended work sessions. The battery life varies depending on the intensity of use and the materials being worked on. When it’s time to recharge, the included charger makes the process quick and convenient.

Battery Life

With a 40V max battery, the Makita GA047GZ offers ample power for most cutting and grinding tasks. The battery life can last for hours on a single charge, allowing you to work continuously without interruptions. For heavy-duty projects, it’s always a good idea to have an extra battery on hand for backup.

Charging Time

The charger included with the Makita GA047GZ is designed for fast and efficient charging. The battery reaches full capacity in a relatively short amount of time, so you can get back to work quickly. The charger is lightweight and compact, making it easy to transport and store when not in use.

Maintenance and Care

To ensure the longevity and optimal performance of your Makita GA047GZ, proper maintenance and care are essential. Regular inspections and routine cleaning can prevent issues and prolong the lifespan of the tool.

Cleaning and Inspection

After each use, it’s important to clean the grinder thoroughly to remove any debris or dust that may have accumulated. Inspect the tool for signs of wear or damage, such as loose parts or worn-out brushes. Regular maintenance can prevent breakdowns and ensure smooth operation every time.

Lubrication and Storage

To keep your Makita GA047GZ in top condition, apply lubrication to the moving parts and components as needed. This will reduce friction, improve performance, and prolong the lifespan of the tool. When not in use, store the grinder in a dry and secure location to prevent damage and maintain its integrity.


In conclusion, the Makita GA047GZ 4.9-inch Rechargeable Disc Grinder is a versatile and reliable tool that delivers exceptional performance and durability. With its powerful motor, innovative features, and user-friendly design, this cordless grinder is ideal for a wide range of applications, from cutting and grinding to polishing and sharpening.

Whether you’re a professional tradesperson or a DIY enthusiast, the Makita GA047GZ is an essential addition to your toolbox. With its compact size, lightweight construction, and robust build quality, this cordless grinder offers the perfect balance of power, convenience, and safety. Upgrade your cutting and grinding tasks with the Makita GA047GZ and experience the difference for yourself.

See the Makita GA047GZ 4.9-inch (125 mm) Rechargeable Disc Grinder, 40 V Max, Battery, Charger, and Case Sold Separately in detail.

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