RONIX 8901K Brushless Angle Grinder (20V/4.0Ah/115mm)


Product Unboxing

Angle grinders are a must-have for every toolbox and workplace and they cover a wide range of applications from the trivial to the most demanding ones.

Ronix 8901K 115mm Mini Angle Grinder can tackle any task, including rust cleaning, cutting, and grinding with the best quality.

The device is equipped with a robust and high-performance motor, which delivers up to 8500 RPM no-load speed.

The three positions anti-shock side handle and ergonomically designed and lightweight body of the device maximize the efficiency in cutting and grinding operations in tight spaces and reduce hand fatigue to a minimum.

All the members of the long-lasting family are powered with a mutual 20V /4 Ah battery.

This product is supplied with two batteries and a fast charger to never leave you in stitches on the job.

SKU: 8901K Categories: ,



-High performance brushless motor delivers up to 8500 no-load of speed in RPM
-Light-weight, ergonomic mini angle grinder suitable for precise applications
-Soft start switch system that ensures the safety of operation
-Anti-restart function prevents accidental start-up
-Direct airflow system which cools the motor for more reliable performance and higher overload capabilities
-Special slim body design for ideal handling and higher working performance
-Electronic current limiter for overload protection
-3 positions anti-shock ergonomic side handle which promoting easy work and perfect machine control in different range of operator movements
-Battery charging indicator lets you know the battery level fast and easy
-Fast charging system in charger provides optimum performances


The leap from brushed motors to brushless ones was a gigantic step forward. Thanks to the less complicated winding method with the lowest physical interface and friction, motors equipped with this technology operate with far less audible and electrical noise, higher speed, and higher efficiency. The Ronix 8901 Mini Angle Grinder has can cover a wide range of applications and provide outstanding performance, such as delivering up to 8500 RPM no-load speed.

Heat is the biggest enemy of your battery and can cause permanent damage to that. Ronix has produced its angle grinder with an innovative cooling system that directs sufficient airflow over the motor and cools it to a great extent. The direct airflow system can divert dust away from vital components and increase the level of performance.


Ronix has always tried to reach a balance between comfort in handling and functionality. Besides, with its ergonomically designed and slim body, this device is best suited to handle cutting and grinding operations in tight spaces. Ronix 8901 115mm mini angle grinder guarantees outstanding performance and considerable power, nevertheless it only weighs 2.2Kg. Mentioned qualities plus the three positions anti-shock ergonomic side handle were built to provide users with durable operations comfort, low fatigue, and additional control in different ranges of operator movement.

Learn more

Because of the sharp blades, high working speed, and sparks, angle grinders are generally dangerous to work with. The Ronix angle grinder has a soft-start technology that brings the machine up to full speed step by step. Even if you accidentally press the start button, the anti-restart function prevents the device from starting. The greatest advantage of the long-lasting series is the fact that it is equipped with a common 20 V/4 Ah battery. This battery has a charge indicator and can inform you of the battery status before it runs out of juice in the middle of an operation. This product is supplied in a BMC case with two 4Ah/20V batteries and a fast charger.




Model 8901K
Battery Chemistry Lithium
Battery Voltage 20V
Battery Capacity 4 Ah
Spindle Size M14
Chuck Type Keyless
Chuck Size 13mm
No-load RPM 8500 RPM
Weight 1.65kg
Wheel Diameter  115mm
Bore Diameter 22.23mm
Supplied In BMC
Includes Two 4Ah/20V batteries, 1 Fast Charger