Maintaining your angle grinder’s performance is essential, and one of the key components to check regularly is the carbon brush. Carbon brushes wear out over time, causing intermittent motor issues or reduced efficiency. To help you find the right replacement brushes, we have reviewed some of the best carbon brushes specifically designed for angle grinders, ensuring compatibility, durability, and value. Below is a summary of the selected products with their core features for quick comparison.
| Product | Brand | Compatibility | Quantity |
|---|---|---|---|
| Create idea 2 Pairs Of Angle Grinder Carbon Brushes | Create idea | WS125, Black & Decker G720 | 2 Pairs |
| DWE402 Carbon Brushes for Small Angle Grinder | LOETPR | DWE402 4-1/2 inch small angle grinder | 4 pcs |
| 4 Pack Carbon Brushes Compatible with Milwaukee 22-18-0710 | DongJinK | Multiple Milwaukee models including 6141, 6880, 6256 | 4 pcs |
| LDEXIN 20pcs Motor Carbon Brushes for Power Tools | LDEXIN | Generic angle grinder carbon brush size 13x9x6mm | 20 pcs |
| 10Pcs Carbon Brushes for Angle Grinder Electric Motor | Boxonly | Generic size 6x16x23mm with wire leads | 10 pcs |
Create idea 2 Pairs Carbon Brushes for WS125 & Black & Decker G720

The Create idea carbon brushes are designed specifically for WS125 and Black & Decker G720 angle grinders. Measuring 12x8x5mm, these brushes easily fit into compatible power tools. Worn carbon brushes can cause intermittent motor issues and poor performance, but these replacement brushes can restore reliable operation. The set includes two pairs, making it convenient for replacing both brushes simultaneously, which is recommended for optimal motor function.
DWE402 Carbon Brushes for 4-1/2″ Small Angle Grinder Motor

This pack of four high-quality carbon brushes from LOETPR is compatible with the DWE402 4-1/2 inch small angle grinder. Although not OEM parts, these brushes offer a reliable replacement and are sold in sets of four to cover future needs. Perfect for maintaining the grinder’s motor efficiency, they help prevent common issues caused by worn brushes, ensuring smooth tool operation during demanding tasks.
4 Pack Compatible Carbon Brushes for Milwaukee Grinder Models

The DongJinK brushes serve as perfect replacements for Milwaukee models such as 22-18-0710 (22180710) and others like the 6141 and 6880 series. This 4-pack carbon brush set matches original part numbers for proper fit and function, improving motor performance and extending tool lifespan. Versatile compatibility also includes sanders, nibblers, jig saws, and shears from Milwaukee, making it a useful multi-tool replacement set.
LDEXIN 20pcs Motor Carbon Brushes for Angle Grinder Tools

The LDEXIN pack includes 20 pieces of carbon and metal brushes sized 13x9x6mm, making it suitable for a wide range of angle grinder motor replacements. Carbon brushes are essential low-value consumables; their lifespan varies depending on motor condition and usage. This bulk pack ensures you have plenty of spares for frequent replacements, which are vital for maintaining electric motor performance and preventing operational failures.
Boxonly 10Pcs Carbon Brushes with Wire Leads for Angle Grinder

This set from Boxonly includes 10 carbon brushes designed with wire leads and ring terminals for easy installation in angle grinder electric motors. Sized at 6x16x23mm, these brushes help fix intermittent motor problems and restore electric braking efficiency. Their design facilitates direct replacement without modifications, ensuring your motor runs reliably with restored performance after brush replacement.
Buying Guide: How to Choose the Best Carbon Brushes for Angle Grinders
Compatibility
Before purchasing carbon brushes, verify the exact model compatibility. Different angle grinders require brushes with specific dimensions and terminals. Using the manufacturer’s part number or model number when searching helps ensure proper fit and motor performance.
Brush Size and Specifications
Carbon brushes come in various sizes and shapes based on the tool’s motor design. Measure existing brushes or consult the owner’s manual to ensure the new brushes match dimensions such as length, width, and thickness. Brushes with wire leads versus solid terminals have different installation processes, so knowing this detail is crucial.
Quantity and Replacement Frequency
Consider how often you use your grinder as carbon brushes wear out differently depending on use intensity and conditions. Bulk packs like LDEXIN’s 20pcs set are ideal for heavy users or professionals, while smaller packs may suffice for occasional users. Many brushes are sold in pairs or sets of four, so confirm quantity to meet your replacement needs.
Material Quality and Durability
Good quality carbon brushes use a mixture of carbon and metal to withstand friction and heat during operation. Durable brushes can improve motor life and reduce the frequency of replacements. Products stating high-quality materials or premium manufacturing often provide longer-lasting service.
Installation and Fitment
Brushes designed for direct replacement with no modifications are preferable to save time and avoid damage. Check if the brushes come with wire leads or ring terminals matching your grinder’s setup. Some replacements are universal, while others are model-specific for straightforward installation.
Brand Reputation and User Reviews
Opt for brushes from reputable brands or well-reviewed products to ensure reliability. User feedback on compatibility and durability can provide insights beyond technical specifications, helping make a confident purchase decision.
