Flex 24V 5" Variable Speed Angle Grinder w/ Paddle Switch Kit FX3171A-1C

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The FLEX 24V Brushless 5" Variable Speed Angle Grinder with Paddle Switch delivers next-level advantages to the jobsite. Unleash up to 10,000 RPM of unmatched power but also work with confidence. Key features include anti-kickback protection, vibration suppression, one-step guard adjustment, and adjustable touch controls. This angle grinder's ergonomic design and exceptional runtime keep you going and going. All this is powered by the FLEX Advantage (unmatched 24V battery power, runtime, and charging capabilities) and backed by a 5-year end-to-end warranty.



  • END-TO-END 5 YEAR WARRANTY - Register your new products and get a full 5-year warranty on your FLEX 24V tools, batteries and chargers.
  • SENSOR-FREE BRUSHLESS MOTOR - Every FLEX 24V tool is built around an intelligent Sensor-Free brushless motor. Moving the sensors away from the motor creates an extremely efficient and durable motor design, optimized to deliver more power.
  • THE FLEX ADVANTAGE - 20% more power with 24V lithium, 25% longer runtime with THERMA-TECH heat management, up to 50% faster charging with high-power, dual fan chargers.
  • UNMATCHED POWER - Up to 10,000 RPM.
  • FLEX 24V CROSS COMPATIBILITY - Compatible with all FLEX 24V batteries, chargers and tools. (Battery and charger sold separately.)
  • ONE-STEP GUARD ADJUSTMENT - Fast guard adjustments for every application.
  • TOUCH CONTROL - Adjustable speeds match the application for optimal precision.
  • ANTI-KICKBACK  - Advanced braking technology lets you work with confidence.
  • ERGONOMIC DESIGN - Slim grip for improved comfort.


Voltage (volt) 24V
Brushless Yes
Disc Size 5 in
Arbor Size (inch) 5/8"
No Load Speed 3500-10000 RPM
Number of speed settings 4
Grinder Switch Type Paddle Switch
Anti-Vibration Handle Yes
Constant Speed / Constant Power Yes
Soft Start Yes
Restart Protection Yes
Overload Protection Yes
Electric Brake Yes
LED light No
Bluetooth No



(1) 5.0Ah Lithium-Ion Battery

(1) 160W Fast Charger

(1) FLEX Bag

(1) Grinding Guard

(1) Wrench

(1) Anti-Vibration Handle

(2) Flanges

More Information
UPC/GTIN 840163200196
Shipping Weight 8.00
Kit / Bare Kit
Manual (6.98 MB)
Parts (1.11 MB)