50-Piece Carbon Brush Replacement Kit – Drills, Grinders & More
50-Piece Carbon Brush Replacement Kit – Drills, Grinders & More
50-Piece Carbon Brush Replacement Kit — 5 Sizes for Power Tools & Motors
Keep your power tools running at peak performance with this comprehensive 50-piece carbon brush replacement kit. Featuring five essential sizes — 10 pieces each — this set is the perfect workshop companion for maintaining drills, grinders, sanders, and more. Made in Mainland China.
Why Replace Carbon Brushes?
Carbon brushes are wear parts that transfer electrical current to rotating motor components. Over time, they wear down, causing reduced performance, motor smoking, or complete tool failure. Replacing worn brushes promptly extends the life of your tools and keeps them operating efficiently.
Key Features
- 50 pieces across 5 sizes — 10 pcs of each size for maximum versatility
- 5 included sizes: 5×8×15mm, 4×8×12.5mm, 6×7×12mm, 5×8×12mm, 6×9×12mm
- Wide compatibility — suitable for hammer drills, circular saws, cut-off saws, angle grinders, and various other power tools and motors
- High-quality carbon material for reliable electrical conductivity and long service life
- Easy to install — straightforward replacement process for both professionals and DIY enthusiasts
Compatible Power Tools Include:
- Hammer Drills
- Circular Saws
- Cut-off Saws
- Angle Grinders
- Sanders
- Various electric motors
What's in the Box?
50 × Carbon Brushes (5 sizes × 10 pieces each)
Installation Tips
When replacing carbon brushes, always inspect the motor's commutator for burns or cracks before installing new brushes. Ensure the tool is fully powered off and unplugged before beginning any maintenance work. Match the brush size carefully to your tool's specifications for the best fit and performance.
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Note: Colors in photos may vary slightly due to monitor brightness settings. Please allow minor measurement tolerances of ±0.5mm.
Learn more: OSHA guidance on hand and power tools
Frequently Asked Questions
Q: What sizes are included in this carbon brush replacement kit?
A: This kit includes 50 carbon brushes across 5 different sizes — 10 pieces of each. The sizes are: 5×8×15mm, 4×8×12.5mm, 6×7×12mm, 5×8×12mm, and 6×9×12mm, covering a wide range of common power tools and motors.
Q: How do I know when it's time to replace the carbon brushes in my power tool?
A: Common signs of worn carbon brushes include visible sparking around the motor, reduced tool power, intermittent operation, or motor smoking. If you notice any of these signs, inspect the brushes and replace them if they appear short, cracked, or burned.
Q: Are these carbon brushes compatible with all power tool brands?
A: These carbon brush replacements are designed to fit a wide variety of power tools and motors, including hammer drills, circular saws, cut-off saws, and angle grinders. Always measure your existing brushes and match the dimensions to one of the 5 sizes included before installation to ensure a proper fit.
Production & Packaging Notice
To maintain high stock availability and fast shipping times, our items are sourced from multiple verified manufacturing facilities. While the core quality, materials, and product specifications remain identical, you may notice slight variations in the packaging design, manufacturing origin, or the wording of the printed instructions.