The RURIS RMX4125 Angle Grinder is an essential tool for any handyman or DIY enthusiast, offering versatility and power for various cutting, grinding, and finishing tasks.
Features
- Brushless Electric Motor
- Speed: 8500 rpm
- Disc Diameter: 125 mm
- Functions: 2-speed settings (2600 rpm/8500 rpm), disc lock button, adjustable guard position, battery charge level indicator
- Grinding Disc: 125 mm
- Auxiliary Handle with 2 Adjustment Positions
Advantages
The brushless motor of the RURIS RMX4125 angle grinder offers multiple benefits, such as superior energy efficiency and extended durability. This type of motor eliminates mechanical wear, thereby increasing the tool's lifespan and reducing maintenance needs. Additionally, the brushless motor provides consistent power and precise speed control, which translates into high performance in cutting and grinding hard materials, with less vibration and lower noise levels, enhancing user comfort.
The fact that the RURIS RMX4125 angle grinder operates on batteries offers significant advantages in terms of mobility and flexibility. Without being limited by a power cord, the user can work freely in hard-to-reach areas or outdoors where there is no immediate access to a power source.
Moreover, modern battery-powered models provide power comparable to corded ones, allowing efficient use of the tool without compromising performance, offering a practical and convenient solution for a wide range of applications.
The speed of 8500 rpm on the RURIS RMX4125 angle grinder offers significant advantages in use, ensuring excellent performance in cutting and grinding various materials. A high rotation speed allows the cutting discs to penetrate quickly and efficiently through hard materials like metal, stone, or concrete, reducing the time required to complete tasks. Additionally, the 8500 rpm speed contributes to a finer and more uniform grinding of surfaces, improving the quality of the finish.
Specifically, this speed proves optimal for tasks that require precision and speed, giving the user full control and professional results in various applications. For added versatility, the user benefits from two-speed adjustment options: 2600 rpm for the first setting and 8500 rpm for the second.
Benefits
The disc lock button and adjustable guard position are two essential functions of the RURIS RMX4125 angle grinder that offer important benefits for user safety and efficiency.
The lock button allows for quick and easy disc changes, reducing downtime and simplifying the maintenance process. The adjustable guard provides additional protection, allowing the user to position it to direct debris or sparks away from the work area. This adjustability also enhances safety, comfort, and control during use, adapting to different angles and types of tasks.
The battery charge level indicator is an important benefit of the RURIS RMX4125 angle grinder, providing the user with control and predictability in tool usage. This indicator allows for precise monitoring of the remaining energy in the battery, helping the user to plan work more efficiently and avoid unexpected interruptions due to battery depletion.
The 125 mm grinding disc on the RURIS RMX4125 angle grinder offers an ideal balance between versatility and performance. The 125 mm size is large enough to perform effective cuts and grinding on various materials.
The auxiliary handle with two adjustment positions on this tool facilitates work at different angles and positions, reducing hand and arm fatigue during prolonged use.
This flexibility also improves precision and control over the tool, allowing the user to perform tasks with greater accuracy and safety.

![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | ![]() | |
|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|---|
| Model | RMX 320 | RMX 370 | RURIS RMX1240 | RURIS RMX1260 | RURIS RMX1360 | RURIS RMX1390 | RURIS RMX2300 | RURIS RMX3500 | RURIS RMX3140 | RURIS RMX3260 | RURIS RMX1210 | RURIS RMX2813 | RURIS RMX4125 | ||||||||
| Battery | Li Ion 16V 2Ah (package includes 2 batteries) | Li Ion 20V 4Ah (package includes 1 battery) | 20 V 2 Ah (not included in the package) | 20 V 2 Ah (not included in the package) | 20 V 2 Ah (not included in the package) | 20 V 2 Ah (not included in the package) | 20 V 2 Ah (not included in the package) | 20 V 2 Ah (not included in the package) | 20 V 2 Ah (not included in the package) | 20 V 2 Ah (not included in the package) | 20 V 2 Ah (not included in the package) | 20 V 2 Ah (not included in the package) | 20 V 2 Ah (not included in the package) | ||||||||
| Motor | Electric, without brushes | Electric, without brushes | Electric, without brushes | Electric, without brushes | Electric, without brushes | Electric, without brushes | Electric, without brushes | Electric, without brushes | Electric, without brushes | Electric, without brushes | Electric, with brushes | Electric, without brushes | Electric, without brushes | ||||||||
| Power | 670 W | 840 W | |||||||||||||||||||
| Idling RPM | 3800rpm | 900rpm | 1150rpm | ||||||||||||||||||
| Maximum RPM | 22000 rpm | 18000 rpm | 3300 rpm | 2400 rpm | 6800 rpm | 8500 rpm | |||||||||||||||
| Number of gears | 2 | 2 | 2 | 2 | |||||||||||||||||
| Cutting diameter | 32 mm | 37 mm | |||||||||||||||||||
| Cutting speed | 0.4s/cut | 0.4s/cut | |||||||||||||||||||
| RPM gear 1 | 0-400 rpm | 0-450 rpm | 0-450 rpm | 0-300 rpm | |||||||||||||||||
| RPM gear 2 | 0-1350 rpm | 0-2000 rpm | 0-2000 rpm | 0-1200 rpm | |||||||||||||||||
| Impact rate | 30000 bpm | 4500 bpm | 3300 bpm | 5100 bpm | 5100 bpm | ||||||||||||||||
| Impact energy | 1.5J | 2.8J | |||||||||||||||||||
| Maximum torque | 60 Nm | 130 Nm | 230 Nm | 350 Nm | |||||||||||||||||
| Torque steps | 20+1 | 20+1 | 20 | ||||||||||||||||||
| Mandrel | Made of metal with quick tightening | Made of metal with quick tightening | Made of metal with quick tightening | SDS Plus | SDS Plus | ||||||||||||||||
| Mandrel opening diameter | 0-10mm | 0-10mm | 0-13mm | 3-16mm | |||||||||||||||||
| Main functions | Drilling, screwdriving | Drilling, screwdriving | Drilling, hammer drilling, screwdriving | Drilling, hammer drilling | Drilling, hammer drilling, chiselling, variolock (the attack angle of the bit can be fixed in several positions) | ||||||||||||||||
| Additional functions | Button to change the direction of rotation | Battery charge level indicator, button to change the direction of rotation | Battery charge level indicator, button to change the direction of rotation | Variable speed, button to change the direction of rotation | Depth limiter, Variable speed | ||||||||||||||||
| Functions | Battery charge level indicator, reverse stop, 3-step adjustable torque, direction change button | Battery charge level indicator, reverse stop, 3-step adjustable torque, direction change button | Adjustable cutting depth, adjustable cutting angle, cutting width limiter, graduated sole | Easy Lock (quick blade grip), dust blowing, cutting angle adjustment in 5 steps (0-45⁰, left / right) | 2 speed steps (2600 rpm/8500 rpm), disc lock button, guards with adjustable position, battery charge level indicator | ||||||||||||||||
| Features | Digital display showing battery level and cut count | ||||||||||||||||||||
| Maximum drilling diameter | Metal: 10 mm, Wood: 25 mm | Metal: 13 mm, Wood: 150 mm | Concrete: 16 mm, Wood: 25 mm, Metal: 10 mm | Concrete: 26 mm, Wood: 30 mm, Metal: 13 mm | |||||||||||||||||
| Types of screws | M8-M18 | M8-M18 | |||||||||||||||||||
| Maximum screw diameter | 10 mm | ||||||||||||||||||||
| Disc diameter | 140mm | 125mm | |||||||||||||||||||
| LED work light | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | Yes | |||||||||||
| Handle mounting positions | 3 | ||||||||||||||||||||
| Clamping system | Hexagon 1/4 inch (6.35mm) | Square 1/2 inch | |||||||||||||||||||
| Cutting depth | |||||||||||||||||||||
| Stroke length | 26 mm | ||||||||||||||||||||
| Pendulum steps | 4 | ||||||||||||||||||||
| Gear steps | 5 + automatic | ||||||||||||||||||||
| Cutting angle adjustment | 0⁰, ±22.5⁰, ±45⁰ | ||||||||||||||||||||
| Work surface | Steel, Wood, Plastic, Aluminum | ||||||||||||||||||||
| Accessories | 2 x 16V 2Ah batteries, charger, box, 2 x hex key, 1 x key, 1 x lubricant oil | 1 x 20V 4Ah batterie, charger, box, 2 x hex key, 1 x key, 1 x lubricant oil | 8 screw bits, 8 metal drill bits (2-6 mm), 1 magnetic adapter for screw bits, 1 taper | 5 screw bits, 7 wood drill bits (3-10 mm) | 5 screw bits, 7 wood drill bits (3-10 mm) | 1x Chuck key, 1x adapter, 1x ground drill 80x300mm, 1 D-shaped handle with 150 mm extension, 5x metal drill: 4mm (2 pcs); 5mm; 6mm; 8mm, 4x wood drill bit: 4mm; 5mm; 6mm; 8mm | Disc 140 mm | 4 blades: 100x 1.5 x 45 mm, Vacuum connector, Cut limiter | 3 drill bits: 8/10/12 mm | 3 drill bits: 8/10/12 mm | Sanding disc 125 mm, Auxiliary handle with 2 adjustment positions | ||||||||||
| Net weight without accessories | 0.94 kg | 0.88 kg | 1 kg | 2.4 kg | 0.94 kg | 1 kg | 1.8 kg | 1.6 kg | 1.4 kg | 2.7 kg | 1.6 kg | ||||||||||
| Weight | 0.97 kg | 1.6 kg |