Full Review ⭐ Fein Multimaster Tool: AMM 300 Plus Start Oscillating Kit - 12V Battery-Powered Cordless Multi Tool for Interior Work and Renovation - Includes 7 Accessories and Case

The Fein Multimaster AMM 300 Plus Start Oscillating Kit is a versatile and powerful 12V cordless multi-tool designed for interior work and renovation projects. Part of Fein's Multimaster range, it features the brand's signature oscillating head that moves back and forth up to 20,000 times per minute. This oscillating action allows the Multimaster to saw, sand, grind, cut, scrape and polish with precision using a wide variety of interchangeable accessories.

The AMM 300 Plus Start Kit includes the oscillating multi-tool along with a 12V lithium-ion battery, 50-minute fast charger and an assortment of 7 attachments stored in a carrying case. With its compact size and cordless convenience, it's ideal for working in tight spaces and for tasks requiring high maneuverability. The variable speed dial gives users precise control over the oscillation rate to match the demands of different materials and applications. Overall, the Fein Multimaster AMM 300 Plus offers versatility and convenience for interior finishing and renovation work.

Design and Build Quality

The Fein Multimaster AMM 300 Plus Start features a durable and ergonomic design ideal for professional use. The lightweight housing is constructed from high-grade plastics that provide impact resistance without adding unnecessary bulk.

Despite its compact size, the tool feels sturdy and stable in hand thanks to its ergonomic shape and rubberized softgrip areas. The grip fits comfortably in the palm and allows for easy maneuverability, even when working in tight spaces or at odd angles.

The materials used in the housing are engineered for jobsite toughness. Even after falls or bumps, the exterior shows minimal signs of wear and tear. This level of durability gives confidence that the Multimaster can withstand the rigors of daily professional use.

Internal components are likewise built to last. The tool utilizes metal gearing and hardened steel components in the oscillating mechanism. This enhances longevity and ensures smooth performance even after prolonged use.

Overall, the Multimaster 300 Plus Start features a robust and ergonomic design suitable for taking on interior jobs both large and small. The quality materials and construction make it a highly durable oscillating multi-tool for professional settings.

For those looking to purchase this oscillating multi-tool, check out the Fein Multimaster Tool: MM300 Plus Start 110V Multimaster Oscillating Multi Tool Set. This kit comes with the MM300 oscillating multi-tool along with three blades - a wood cutting blade, a metal cutting blade, and a plastic cutting blade.

Having multiple blades included right in the kit makes it easy to tackle different materials out of the box. The wood blade, with its fine-toothed design, is ideal for fast and clean cuts in wood, lumber, and more. Its sharp teeth prevent splintering.

The included metal blade allows you to cut sheet metal, pipes, nails, screws, and other metal materials smoothly and precisely. Its bi-metal construction stays sharp for the long haul.

Rounding out the kit is the plastic cutting blade. Its curved shape and special tooth design prevents melting and gumming when slicing through PVC, fiberglass, carbon fiber, plexiglass and more plastics.

With its solid construction and varied blade assortment, the Fein Multimaster Start Kit is an excellent oscillating multi-tool package for professionals. Everything needed for common cutting applications comes neatly bundled together.

The tool's durable housing withstands jobsite abuse while providing a comfortable, ergonomic grip. Internal components like the metal gearing increase longevity. And the inclusion of specialized blades for wood, metal and plastic make it a versatile system out of the box.

For those needing an oscillating multi-tool that can handle repetitive professional use, the Fein Multimaster MM300 Plus Start Kit checks all the boxes. It combines resilient construction with useful accessories to tackle projects on a wide array of materials.

Motor and Power

The AMM 300 Plus is powered by a 12V lithium-ion battery that delivers ample power for most DIY and light professional use. It comes equipped with Fein's proprietary QuickIN motor that operates at an impressive 11,000 to 19,500 oscillations per minute. This allows the oscillating tool to make quick work of cutting, sanding, grinding, and scraping applications.

The variable speed dial gives users good control over the speed, with 6 settings to match the power and precision needed for the task at hand. At lower speeds, the AMM 300 Plus excels at fine detail sanding and polishing. At max speed, it powers through wood, metal, tile, and plastic with ease. The motor provides sustained power under load, unlike cheaper oscillating tools that tend to bog down.

Overall, the AMM 300 Plus strikes a nice balance between power and runtime. It's not meant for heavy duty use all day long, but has ample oomph for most home DIY projects and renovations. The variable speed settings let you dial in just the right amount of power needed to get professional-grade results.

For even more power and versatility, consider upgrading to the Fein Oscillating Multi Tool: AMPShare AMM 500 Plus AS TOP 18V AMPSHARE BL Cordless Multitool. This flagship oscillating multi-tool from Fein packs 18V of lithium-ion power for tackling the toughest jobs. It features an innovative brushless motor that delivers up to 20% more power and runtime compared to standard motors. With a no-load speed of up to 20,000 oscillations per minute, it powers through virtually any cutting, sanding, or scraping application with ease.

Some key advantages of upgrading to the AMM 500 Plus include:

• Higher power 18V brushless motor
• Faster no-load speed of 20,000 OPM
• Longer runtime - up to 50% more per battery charge
• Quieter operation due to brushless motor
• Auto-sensing tool technology
• Anti-vibration system for more comfort
• Dust-sealed switch for durability
• Includes 31 accessories and storage case

With best-in-class power and innovative features like AMPShare battery compatibility, the AMM 500 Plus takes the oscillating multi-tool to the next level. It's the ideal upgrade for DIYers who need maximum versatility and performance for home renovation and repair projects. The added power allows you to work faster and tackle tougher materials like thick wood, rusted bolts, tile, and more.

Accessories Included

The Fein Multimaster Start Oscillating Kit comes with 7 useful accessories to get you started on a variety of projects.

• E-Cut Saw Blades (2) - These rugged saw blades are ideal for cutting wood, plastic and even metal up to 2mm thick. Their unique design prevents overheating during prolonged use.

• Sanding Pad - This sanding pad attaches to the oscillating head and accepts included and aftermarket sandpaper. It's great for smoothing edges and removing paint or rust from metal and wood surfaces.

• Scraper Blade - The rigid scraper blade is perfect for removing flooring adhesives, paints and varnishes from wood, metal and masonry. Its triangular shape allows scraping flush against edges.

• Detail Sanding Pad - This smaller sanding pad is designed for detail work in tight spaces and corners. It gives greater control and precision during fine sanding applications.

• HSS Segment Saw Blade - The durable HSS saw blade cuts wood, plastic, drywall and even masonry materials like brick and concrete. Its alternating tooth design prevents jamming.

• Plunge Cut Blade - The plunge cut blade makes interior cutouts in wood, drywall and plastic quick and easy by plunging directly into the material.

• Carry Case - The included case keeps all the accessories organized in one place and protects the tool during transport and storage.

Battery Performance

The AMM 300 Plus comes with a 12V lithium ion battery that provides excellent runtime and performance. Fein rates the battery life at up to 35 minutes of continuous runtime depending on the application, which is sufficient for most DIY and home renovation tasks.

The battery charges from flat to full in just 45 minutes, so you can get back to work quickly if it runs out mid-project. An LED light on the battery itself lets you check the remaining charge level at a glance.

In real world use, I found the battery life to be right in line with Fein's estimates. It lasted through multiple cuts and sanding applications on a single charge. The fast recharge time also proved useful when I needed to top up the battery between tasks.

The battery fits neatly into the tool's grip for an integrated, cordless design. It can also be removed for charging separately. Overall, the 12V battery provides excellent portable power in a lightweight package that won't tire your hands during extended use.

Applications and Uses

The Fein Multimaster AMM 300 Plus is designed to handle a wide variety of materials for DIY, construction, and renovation projects. Its versatile oscillating motion allows it to cut, sand, grind, and polish many different materials with ease.

Materials It Can Cut

With the appropriate blade, the Fein can make clean and accurate cuts in:

• Wood - cuts wood quickly and smoothly, following pencil lines easily. Great for cutting door jambs, trimming cabinets, installing wood floors.

• Metal - equipped with a metal cutting blade, it can cut sheet metal, pipes, brackets, and more. Cuts steel up to 3mm thick.

• Plastic - cuts plastic piping, sheets, and other plastic materials cleanly and precisely.

• Drywall - outfitted with a drywall cutting blade, it glides through drywall and makes rounded cutouts.

• Tile - using a tile cutting blade, it cuts ceramic and porcelain tiles without chipping. Good for fitting tile around outlets and pipes.

• Fiberglass - cuts fiberglass effectively for tasks like installing insulation or working with fiberglass boats/auto parts.

Materials It Can Sand

The Fein is handy for detail sanding and finishing:

• Wood - quickly sands wood surfaces smooth. Good for tight spots and detail work.

• Metal - sands down welds, rust, and metal burrs. Cleans up metal before painting.

• Concrete - equipped with a sanding pad, it smooths concrete for finishing.

• Drywall - sands joint compound smoothly to feather edges after drywall repairs.

Materials It Can Grind

With a grinding or rasping attachment, the Fein grinds:

• Concrete and masonry - grinds concrete surfaces and removes grout.

• Metal - useful for grinding welds and removing rust from metals.

• Wood - grinds wood down to shape products and remove old finishes.

Materials It Can Polish

The Fein polishes and buffs:

• Metal - with a polishing pad, it buffs stainless steel, chrome, aluminum to a shiny finish.

• Marble/stone - polishes edges of countertops and shines up stone surfaces.

• Wood - polishes wood prior to finishing or buffs between coats of finish.

So in summary, the Fein MultiMaster 300 Plus can handle all kinds of cutting, sanding, grinding, and polishing tasks for wood, metal, plastic, drywall, concrete, tile, fiberglass, and more. Its versatility makes it an essential tool for any DIYer or contractor.

Ease of Use

The Fein Multimaster AMM 300 Plus Start Kit is designed to be very easy to use, even for DIY beginners and novices. The learning curve is quite minimal thanks to the intuitive design and simple controls.

The tool feels well-balanced in hand and all the controls are ergonomically placed for easy access. There is a variable speed dial that allows you to adjust the speed from 11,000 to 18,000 oscillations per minute. This gives you flexibility and control over the cutting action. The speed can be set based on the material you are working on.

There is also an easy on/off switch within thumb's reach. The soft start function prevents any jerks or surprises when turning the tool on. Once switched on, the tool quickly ramps up to full speed for smooth operation.

In terms of safety, the Fein Multimaster has several built-in features to prevent accidents and injuries. It has a lock-on button that needs to be held down continuously for the tool to operate. Releasing this button automatically turns the tool off. There is also electronic overload protection that shuts off the motor if it gets too hot. The accessories fit into a quick-release chuck for fast and secure accessory changes.

Overall, the Fein Multimaster AMM 300 Plus Start Kit scores very high for usability and ease of operation even for novices and first-time users. The intuitive controls, balanced body, soft start, and safety features make this a user-friendly oscillating multi-tool.

Noise and Vibrations

The AMM 300 Plus is fairly quiet for an oscillating multi-tool, producing a maximum of 76 dB(A) during operation. This is significantly quieter than many comparable cordless models which can produce 85-95 dB of noise. The lower decibel rating makes the AMM 300 Plus better suited for interior jobs where noise is a concern.

Vibration is also well controlled thanks to the tool's patented Anti Vibration system. This helps isolate vibrations produced by the oscillating blade so less is transferred to your hand. An integrated slip clutch also helps absorb sudden jerks or blade lockups, further reducing vibration. Together this makes the AMM 300 Plus comfortable to use for extended periods without causing hand numbness or fatigue.

While not the quietest oscillating tool, the AMM 300 Plus strikes a good balance between power and noise. Homeowners or professionals working indoors will appreciate the lower noise output compared to typical oscillating tools. The vibration damping system also makes it one of the most comfortable cordless models available.

Price and Value

The Fein Multimaster Tool AMM 300 Plus Start Oscillating Kit is priced at around £170. This puts it at the higher end of the market for cordless oscillating tools. However, when you consider the premium German engineering and brand reputation of Fein, known for making high-quality power tools, the price starts to seem more reasonable.

You are certainly paying a premium for the Fein name, but the performance and reliability appear to justify the extra cost over cheaper oscillating tool brands. When looking at other leading oscillating tool brands like Bosch and Dremel, the Fein is priced very competitively. Many owners mention the Fein lasting much longer than cheaper alternatives, making it worth the investment if you use an oscillating tool frequently.

While the upfront cost is high, the wide range of accessories included in the kit adds a lot of value. With 7 attachments right out of the box, you have everything you need to tackle an extensive variety of jobs. Additional accessories are also reasonably priced if you need to expand your capabilities later on.

Overall, while not cheap, the Fein Multimaster AMM 300 Plus Start Kit delivers professional-grade power and versatility from a trusted brand. For serious DIYers or professionals who use oscillating tools regularly, the price is easily justified by the performance, build quality and longevity. More casual users may be better off with a more budget-friendly cordless oscillating tool.

Final Verdict

The Fein Multimaster AMM 300 Plus Start Oscillating Kit is an excellent choice for DIYers and professionals looking for a versatile and powerful oscillating multi-tool. This 12V cordless model offers great portability and ease of use thanks to its lightweight and compact design.

The kit includes 7 useful accessories to tackle a wide variety of applications like sanding, sawing, scraping and more. It can handle most materials like wood, metal, plastic, drywall etc. The QuickIN quick-change system allows fast and tool-free accessory changes.

The brushless motor provides efficient power while keeping noise levels relatively low. Battery life is sufficient for most jobs. Variable speed control allows matching the speed to the application. Soft start prevents jerks at start-up.

Overall, the Fein oscillating tool feels very well-built and durable. It's comfortable to hold and operates smoothly. The accessories are of good quality.

Some downsides are the relatively high price tag and average battery life. It's also not the most powerful option for heavy duty use.

In summary, the Fein AMM 300 Plus Start kit is a premium oscillating multi-tool that excels in versatility, convenience and performance. For those seeking a high-quality cordless oscillating tool for home improvement and renovation projects, this Fein model is highly recommended.