Best Akku Flex 2026

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Last Updated - 27.03.2026

Best Choice

01

Makita

Makita DGA513RTJ Cordless Angle Grinder, 18 V / 5.0 Ah, with 2 x Batteries and Charger in MAKPAC

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9.9

Exceptional

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XPT - Xtreme Protect Technology. Optimum protection against dust and splashes of water, even in tough conditions.
With soft start.
LED indicator warns of decreasing battery voltage and overload.
Brushless motor for more endurance, longer service life and a more compact design.
AFT (Active Feedback sensing technology) stops the motor when the tool is blocked.

319,71 €
02

Bosch Professional

Bosch Professional 18V System Cordless Angle Grinder GWS 18V-8 (Disc Diameter 125 mm)

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9.7

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

More control and comfort thanks to new, improved handle with slim, ergonomic shape
Increases productivity through fastest separation performance in lightweight applications
Do more with fewer battery charges thanks to optimised runtime per charge
Comfortable handling thanks to compact, lightweight design
Box contents: mounting flange (1 605 703 099); clamping nut (1 603 345 043); two-hole wrench (1 607 950 043); additional handle (1 602 025 024); protective cover (1 605 510 365). )

94,03 €
Value for Money

03

Einhell

Einhell Cordless Angle Grinder TC-AG 18/115 Li (1 x 4.0 Ah) (18 V, 115 mm Disc Diameter, 28 mm Cutting Depth, Soft Start, Additional Handle, Includes 1x 4.0 Ah Battery and Charger)

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9.6

Exceptional

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Without cutting disc - The angle grinder comes without cutting disc. It can be used with cutting discs up to 115mm diameter for up to 28mm cutting depth.
Supplied with battery - The cordless angle grinder comes with 1 x 4.0Ah Power X-Change battery and charger for an instant project start.
Safety - For optimal user safety, the cordless angle grinder is equipped with soft start and restart protection. This prevents the engine from starting unintentionally.
Robust - The overload protection and robust aluminium gear housing protect the motor (idle 8,500 rpm) from overheating and ensure a long service life.
Power X-Change - The cordless angle grinder TC-AG 18/115 Li (1 x 4.0 Ah) is part of the Einhell Power X-Change family, in which batteries and system devices can be flexibly combined.
Handling - The low weight of the tool, the separation protection and the additional handle, which can be mounted in 3 positions ensure comfortable handling.
Contact surface - For safe intermediate storage, the cordless angle grinder can be placed on the practical contact surface with elevations.

79,99 €
04

TEENO

TEENO Battery Angle Grinder, 16.8 V Mini Angle Grinder with 2 x 2000 mAh Batteries, 19500PRM, Mini Battery Flex, 6 x 76 mm (Cutting Discs, Case, Protective Gloves), Comfortable in the Hand, for Cutting and Polishing

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9.5

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Wide range of applications: suitable for cutting, grinding, polishing, sharpening and removing tile joints. The sharp and durable cutting disc can be used for cutting wood, ceramic tiles and
Professional complete set: 1 x angle grinder 16.8 V + 2 x 2000 mAh batteries + charger, 6 cutting discs 76 mm, 1 x plastic storage box, screwdriver + nut wrench, instruction manual (may not be in English). Not in English)
High Speed & High Efficiency The angle grinder has a brushless motor, fast starts, fast braking, smooth operation, relatively simple control circuit. The high speed of 19,500 rpm allows it to provide a fast material removal speed, saving you time and energy and ensuring reliable and efficient work.
EXCELLENT BATTERY PERFORMANCE Our mini angle grinder is equipped with two powerful 16.8V 2000mAh lithium batteries, ensuring longer operating time and better maneuverability. So you can effortlessly polish and remove swirls, scratches and defects from any painted surface, as well as cut metal, wood or other non-metallic materials to save a lot of time and effort.
76mm Cordless Mini Grinder The rechargeable cordless angle grinder 76mm is suitable for grinding wheels with an outer diameter of 76mm x 10mm, can handle various projects such as grinding, cutting, polishing, etc., and is suitable for grinding, deburring, surface finishing, removing rust and cutting wood. Please note that this product is not suitable for cutting and polishing concrete.

39,99 €
05

Yofuly

Yofuly Battery Angle Grinder for Makita Battery 18 V 21 V, 2 x 3.0 Ah Batteries and Charger, Battery Flex Cutting Grinder 125 mm, 9000 rpm, 3 Stage Speed Control, Includes 5 x Cutting Disc, 2 x Flap Disc

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9.3

Excellent

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Main highlights

【2 Batteries & Charger】 - The cordless grinder comes with two powerful 21V 3.0Ah lithium-ion batteries and a charger, which ensure a long run time and uninterrupted work.
Package includes: the set contains everything you need: 1 x battery angle grinder; 2 x 21 V battery; 1 x charger; 5 x 125 mm cutting disc; 2 x 125 mm flap disc; 1 x handle. No additional purchase required. Our machine can also be used with Maa-kita batteries. Very convenient for families who already have Maa-kita batteries. Please note: the batteries supplied are not compatible with other machines. !
Multifunctional angle grinder set: the 125 mm cordless angle grinder comes with 2 different types of grinding discs. 5 cutting discs for precise separation of metal and pipes and 2 flap sanding discs for effective removal of rust and burrs. This allows you to complete any DIY project perfectly.
Comfort-optimised: ergonomic design with spindle lock for easy accessory changes, soft grip handle for more comfort and control as well as an oversized paddle switch for easy operation. The side handle in two positions ensures optimal handling.
850 W brushless motor: the powerful 21 V brushless motor reaches up to 9000 rpm and allows a variety of applications such as grinding, rust removal and cutting work on metal and steel. Thanks to the efficient technology, it has a longer service life and saves battery power.
3-stage speed control: This flex battery offers three speed settings - 4500, 7500 and 9000 rpm - and gives you the flexibility to work with a wide range of materials optimally. Choose lower speeds for precise grinding and polishing or higher speeds for fast cutting.

89,99 €
06

JinsenTGG

Mini Angle Grinder, Professional Battery Angle Grinder Set 12 V, with 2 Batteries 2000 mAh, Cutting Grinder, Battery Flex, Suitable for Cutting and Polishing Wood, Stone, Steel

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9.0

Excellent

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Safety Oriented Mini Cordless Angle Grinder Our cordless angle grinder adopts thickened deflection design, which reduces the splashing of workpiece residue on the machine, ensures safer operation, and effectively extends the life of the machine. The housing has ventilation holes for high heat dissipation to cool down overheating of the drive mechanism.
Powerful Motor This rope angle grinder is equipped with efficient and durable brush motor for quick start, timely braking and stable operation. Simple controls and quiet operation make operation more comfortable and convenient. Particularly noteworthy is the high speed of up to 19,500 rpm, which ensures precise and efficient operation.
Friendly Customer Service Our store is committed to making customers 100% satisfied. If you have any further questions, we are online 24 hours a day to help you solve the problem.
Excellent Battery Performance Our mini angle grinder is equipped with two powerful 12V 2000mAh lithium batteries, which can be used interchangeably, ensuring longer operating time and greater maneuverability. Thanks to the practical capacity display, you can always know the current battery power.
EFFICIENT & USER FRIENDLY BATTERY ANGLE GRINDER Our cordless angle grinder is equipped with a safe and convenient spindle lock, which makes it easier to change grinding head or knife. This structure prevents accidental discoloration and reduces vibration and noise. The ergonomically designed handle allows one-handed operation, while a convenient side switch ensures effortless operation and maximizes productivity.

38,99 €
07

Yofuly

Yofuly Battery Angle Grinder 125 mm for Maa-kita 18 V Battery, 3 Gears 9000 RPM Battery Flex with 2 x 4.0 Ah Battery, Cutting Grinder with 2 Grinds, 2 Compartments, 2 Cutting Discs for Polishing

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8.8

Very Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Universal size and versatile set: This angle grinder with speed control has a 125 mm disc size with 22 mm shank and M14 thread spindle and is compatible with most standard cutting discs. Box contents include various cutting discs for a wide range of applications. The cutting discs are suitable for metal, PVC and plastic pipes, while the slat discs are ideal for grinding, rust and deburring. With the grinding wheel, wooden surfaces can be grinded, shaped and polished.
Improved brushless motor and 3 speed levels: Equipped with an advanced brushless motor, this battery angle grinder offers a strong and stable performance with three selectable speeds (6200 / 7000 / 9000 rpm) for different tasks: level 1 for light sanding, polishing and de-rusting; level 2 for general grinding work and deburring; level 3 for fast cutting and demanding demanding demanding metal metal Processing.
Durable and comfortable: this battery flex is equipped with a spindle lock for quick and easy disc change. The lock switch increases safety by preventing accidental re-switching after battery replacement. A side handle with two positions improves balance, control and comfort when working.
Box contents: The set includes: 1 x angle grinder, 2 x 4.0 Ah batteries, 1 x charger, 1 x handle, 1 x storage box, 2 x cutting discs, 2 x fan discs, 2 x sanding discs, 1 x screw wrench. Our machine can also be used with Maa-kita batteries. Very practical for families who already have Maa-kita batteries. Please note: the included batteries are not compatible with other machines
2 x 4.0 Ah batteries and lightweight: powered by two powerful 4.0 Ah lithium-ion batteries, this power cutter battery offers a long running time for continuous work indoors and outdoors. The wireless and lightweight construction improves manoeuvrability, while the vibration-absorbing handle effectively reduces vibration, ensuring more comfort and control even during prolonged ambidextrous operation.

89,99 €
08

Seesii

SEESII Battery Angle Grinder 125 mm, 21 V Flex Angle Grinder with 2 x 4000 mAh Battery, 10,000 RPM Angle Grinder Set with 4 x Cutting Wheels, 4 x Flap Wheels, 1 x Wood Carving Wheel for Precise

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25% Off
8.5

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

What you get: The Seesii battery angle grinder set contains: 1 x 125 mm grinder power tools, 2 x 4000 mAh battery, 1 x quick charger, 4 x cutting wheels, 4 x fan wheels, 1 x wood carving wheel, 1 x carry bag, 2 x wrenches, 1 x protective gloves, 1 x safety glasses - everything you need for a comprehensive grinding solution.
Versatile grinding set with special discs: your 125 mm battery angle grinder comes with three different disc types that master any challenge. The cutting disc cuts through metal and pipes precisely, the flap disc efficiently removes rust and burrs, while the wood carving disc is perfect for shaping and polishing wood surfaces. With this complete set you are optimally equipped for any DIY project.
User-friendly design: this flex angle grinder is equipped with a 2-position auxiliary handle, which provides improved control and better comfort when working at different angles and with different materials. The handle can be easily mounted on both sides, which is comfortable for both left and right handed users.
Powerful Brushless Motor The SEESII battery angle grinder is equipped with a highly efficient brushless motor that does not require regular carbon brush changes. Enjoy reduced noise, lower energy consumption and a significantly longer service life than conventional engines. You can rely on a durable and efficient tool to support you on any project.
Double 4000 mAh batteries For longer runtime: With two powerful 4000 mAh batteries, this battery angle grinder frees you from annoying cables and allows maximum freedom of movement. Whether indoor DIY projects, outdoor work or spontaneous repairs, you can work productively anywhere without having to depend on a power outlet. The high battery capacity ensures sufficient endurance for all your projects.
3-speed control For precision: This flex battery offers three speed settings – 5000, 7500 and 10000 rpm – giving you the flexibility to work with a wide range of materials optimally. Choose lower speeds for precise grinding and polishing or higher speeds for fast cutting. You can adjust the performance perfectly to any task and always achieve optimal results.

89,98 € 119,99 €(25% Off off)
09

Einhell

Einhell TE-AG 18/115 Li-Solo Power X-Change Cordless Angle Grinder (18 V, 115 mm Disc Diameter, 28 mm Cutting Depth, Soft Start, without Cutting Disc, without Battery)

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27% Off
8.4

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

The gearbox housing of the TE-AG 18/115 Li cordless angle grinder is made of robust, lightweight aluminium. This is another reason why the cordless angle grinder is the lightest in its class and durable.
The TE-AG 18/115 Li-Solo cordless angle grinder is delivered without cutting disc, without system battery and without system charger. These can be purchased separately.
Power X-Change: One battery for all. All system batteries in the Power X-Change range can be used with all PXC devices. No battery included, a 2.5 Ah battery or larger is recommended.
Maximum running smoothness is ensured by the decoupling of motor and gearbox, its low weight and slim design. The flexible additional handle can be mounted in 3 positions.
In order to cope with adverse work and for a long time, the cordless angle grinder is equipped with overload protection as well as a modified air flow for better cooling.
Designed for safety, the cordless angle grinder has a soft start and restart protection as well as a disc protector with quick adjustment.
Battery and charger not included. These can be purchased separately, for example as a practical starter set.

47,95 € 65,95 €(27% Off off)
10

KuwpbbT

Cordless Cordless Angle Grinder, Compatible with Makita Battery 18 V, Replacement DGA504Z, New Upgrade with 2 x 5.5 Ah Batteries and Charger, Battery Flex Cutting Grinder 125 mm, 9000 rpm, for Precise

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8.3

Good

Our rankings are cleverly generated from the algorithmic analysis of thousands of customer reviews about products, brands, merchant’s customer service level, popularity, trends and more. The rankings reflect our opinion and should be a good starting point for shopping.

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Main highlights

Versatile: This wireless angle grinder has multiple functions such as cutting, polishing and grinding that meet your different needs. Ideal for metal rust removal, trimming and polishing, stone grinding, burr grinding, metal cutting, stone cutting, wood cutting.
Strong performance and high efficiency: the 5500 mAh lithium-ion battery with large capacity offers the angle grinder more power and extends its service life. Working time: 50 minutes. Charging time: 100-120 minutes. Equipped with charging indicator and battery indicator. With 8000 rpm, it achieves fast and efficient cutting/grinding.
Practical and safe work: with spindle lock for quick disc change; the protective cover can be adjusted without tools. The safety switch can only be activated in two steps, which can prevent accidental start and injury.
Multi-purpose: this manual electric grinder with power ventilation system handles a wide range of projects such as grinding, cutting and polishing, suitable for metal grinding, surface preparation and wood cutting
Ergonomic design: slim device body weighs only 1.75 kg. Additional handle can be flexibly mounted in 2 positions. This for maximum control as well as easy, fatigue-free work.
Box contents: 1 x 18 V angle grinder, 2 x 5.5 Ah lithium-ion battery, 1 x quick charger, 1 x quick charger

39,88 €