Compact Brushless Cordless Angle Grinder

Compact Brushless Cordless Angle Grinder

20V MaxBrushlessProfessionalIndustrial
CECE Certified
GSGS Approved
ETLETL Listed
ROHRoHS Compliant

Compact Brushless Cordless Angle Grinder

Compact Brushless Cordless Angle Grinder - High-speed metal grinding and cutting in a slim ergonomic design

Voltage20V Max
Disc Dia100mm - 125mm
No-load Speed8500 RPM
Motor TypeBrushless High Power
Product Introduction

Professional Grade Power and Performance

The compact brushless cordless angle grinder represents the pinnacle of modern fastening and drilling technology. Unlike traditional brushed motors that rely on carbon brushes for electrical contact—leading to friction, heat, and wear—our brushless technology utilizes an electronic controller to distribute power. This fundamental shift in engineering allows for a motor that is not only more efficient but also significantly more durable under high-load conditions. For professional contractors and industrial users, this means a tool that can handle continuous drilling into dense materials without the risk of overheating or motor failure.

One of the most critical aspects of a heavy-duty angle grinder is its torque management system. These tools are equipped with high-performance planetary gearboxes that provide the necessary mechanical advantage for driving large diameter fasteners or boring deep holes in treated timber. The integration of advanced lithium-ion battery technology ensures that the voltage remains stable throughout the discharge cycle, providing consistent power from the first screw to the last. Furthermore, the electronic clutch systems found in these models allow for precision control, preventing over-driving and protecting both the workpiece and the tool's internal components.

In terms of user experience, the shift to brushless motors has allowed for a more compact and ergonomic design. Because the motor itself is smaller and lighter than its brushed counterparts, the overall balance of the tool is greatly improved, reducing operator fatigue during extended use. The absence of sparks during operation also makes these grinders safer for use in environments where sensitive electronic equipment or flammable materials might be present. By choosing a heavy-duty brushless solution, users are investing in a tool that offers a superior power-to-weight ratio, ensuring that every task is completed with maximum efficiency and minimal effort.

The thermal management system is another hallmark of our professional line. Heat is the primary enemy of cordless tools; therefore, our designs incorporate optimized airflow paths and heat-sink components that pull warmth away from the motor and electronics. This ensures that even when pushing the grinder to its limits on a construction site, the internal temperature remains within safe operating parameters. This longevity is what distinguishes a professional-grade tool from consumer-level alternatives, making it the ideal choice for heavy-duty industrial applications where downtime is not an option.

Enhanced Battery Efficiency

Up to 50% longer runtime per charge compared to brushed motors, thanks to optimized power distribution and reduced energy loss.

Precision Engineering

Advanced electronic clutch systems provide precise control for delicate tasks while offering maximum torque when needed.

Durability First

All-metal gearbox construction with reinforced components ensures reliable performance in the toughest industrial environments.

Thermal Management

Optimized airflow paths and heat-sink components keep temperatures safe, even during extended heavy-duty operations.

Technical Specifications
Voltage20V Max
Disc Diameter115mm (4-1/2") / 125mm (5")
No-load Speed8500 RPM
Spindle ThreadM14
Motor TypeBrushless High Power
Switch TypeSlide Switch with Lock-on
Brake SystemRapid Stop Electronic Brake
Safety FeaturesKickback Protection
Battery Compatibility20V Lithium-ion Battery System
Handle Type3-Position Side Handle
Weight1.8 - 2.3 kg
Guard TypeTool-free Adjustable
Industrial and Commercial Applications

Where Our Professional Angle Grinder Excels

Construction Industry

Ideal for contractors working on residential and commercial construction projects where reliability and power are essential.

Metalworking

Designed for metal fabrication shops, steel erection, and industrial assembly requiring high-torque applications.

Unmatched Technical Advantages
Global Logistics and Payment

Payment Terms

We support flexible payment terms including T/T (Telegraphic Transfer), L/C at sight, and Western Union. A standard 30% deposit is required upon order confirmation, with the balance due before shipment.

Shipping Options

Global Reach

Shipping available to Europe, North America, South America, Southeast Asia, Middle East, Russia, and more.

Secure Packaging

Export-grade reinforced packaging ensures your products arrive in perfect condition.

Frequently Asked Questions
Q: What is the main benefit of a brushless motor?
A: It offers higher efficiency, longer motor life, and more power in a smaller footprint due to reduced friction and heat. Brushless motors also require virtually no maintenance as there are no carbon brushes to replace.
Q: Can I use 18V batteries with this 20V grinder?
A: No, please use our proprietary 20V lithium-ion battery system to ensure optimal performance and safety. Using incompatible batteries can damage the tool and void the warranty.
Q: Does the grinder have a brake?
A: Yes, it features an electronic rapid-stop brake that halts the disc in under 2 seconds for improved site safety.
Q: Does the tool include a work light?
A: This model focuses on high-speed RPM and compact ergonomics; lighting is typically provided by site lamps, though some versions include status LEDs.
Q: What is the maximum disc size?
A: This model is designed for 115mm (4.5") or 125mm (5") discs depending on the guard configuration chosen.
Q: Is there kickback protection?
A: Yes, the electronic clutch detects binds and stalls, automatically cutting power to prevent the tool from jumping.
Q: Is there a warranty for industrial use?
A: Yes, we provide a standard 1-year professional warranty covering manufacturing defects. Extended warranty options are available for bulk orders and OEM partners.
Q: How long does the battery take to charge?
A: With our fast charger, a 4.0Ah battery can be fully charged in approximately 60 minutes. Charging time may vary slightly depending on battery capacity and charger type.
Q: Can the guard be adjusted without tools?
A: Yes, the safety guard features a quick-release lever for tool-free positioning around the disc.
Q: Does the motor require maintenance?
A: The brushless design is virtually maintenance-free as there are no brushes to replace. Regular cleaning of intake vents is recommended for cooling.
Comprehensive B2B Supply Information
Minimum Order Quantity (MOQ)500 Units
Lead Time (for MOQ)35-45 Days after order and deposit confirmation
PackagingBMC Carry Case + Color Sleeve
CertificationsCE, RoHS, ETL, GS
Raw MaterialsReinforced PA6 Nylon, High-Grade Alloy
Customization OptionsLogo, Color, Battery Capacity
Sample AvailabilityAvailable (Contact for details)
Production Capacity10,000+ units per month
Warranty1 Year Professional Warranty
After-sales ServiceTechnical support, spare parts availability
Technical Support
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ABOUT

Nantong Great
Tools Co., Ltd.

Nantong Great Tools Co., Ltd. is China Compact Brushless Cordless Angle Grinder Manufacturers and Custom Compact Brushless Cordless Angle Grinder Factory, which specializing in the export trade of cordless tools and cable tools. We are committed to providing high-quality and reliable products to global customers, meeting the needs of different industries, and providing customers with one-stop procurement services and high-quality after-sales support. Our products have been exported to multiple countries and regions around the world, including Europe, South America, Southeast Asia, Middle East, etc.

We mainly produce brushless tools and some high-level quality cable tools. In addition, our company has established stable cooperative relationships with some well-known brand in the market. We are providing a variety of product choices and customization services.

"Integrity, innovation, cooperation and win-win" is the company's business philosophy, and "customer first" is the company's service tenet. We have rich international trade experience and a professional team. We are dedicated to providing you with satisfactory services and high-quality tools, and look forward to cooperating with you in the future.

  • 32k

    Realized projects

  • 20+

    Industry experience

  • 180+

    Team members