45mm Carbon Motor Brushes for Angle Grinder – 20pcs Set

45mm Carbon Brushes Replacement Set for Angle Grinders – 20 Pieces

Keep your angle grinder running at peak performance with these high-quality 45mm carbon motor brushes. Designed as direct replacement spare parts, these brushes are among the most commonly swapped components in power tools — worn brushes are a leading cause of sluggish or unreliable motor operation. This convenient 20-piece pack ensures you always have a spare on hand.

Key Features

• High-Quality Carbon & Metal Construction: Made from durable carbon and metal materials for reliable conductivity and long service life.
• Ready-to-Install Design: Each brush comes with wires and brush springs pre-attached for quick, straightforward replacement.
• Compatible with Bosch Angle Grinders: Designed to fit Bosch angle grinder motors using this brush size.
• Precise Dimensions: Brush size approx. 15 × 8 × 5 mm (L×W×T); total length approx. 45 mm — ensures a proper fit.
• Great Value Pack: Includes 20 carbon brushes so you're well-stocked for multiple replacements or for workshop use.
• No Battery Required: Electrically powered tool component — no batteries needed.

Specifications

• Material: Carbon, Metal
• Brush Size (approx.): 15 × 8 × 5 mm / 0.59" × 0.31" × 0.20" (L×W×T)
• Total Length (approx.): 45 mm / 1.77"
• Quantity: 20 pcs
• Compatibility: Bosch Angle Grinder (carbon brush type)
• Power Source: Electricity
• Country of Origin: Made in China

What's in the Box

• 20 × Carbon Motor Brushes (with wires and springs attached)

Note: Actual color may vary slightly from product images due to monitor brightness and lighting conditions. Please allow minor measurement deviation (±1–2 mm) due to manual measurement.

For guidance on power tool safety and maintenance best practices, visit the OSHA Power Tools Safety Resource.

Frequently Asked Questions

Q: What angle grinder models are these 45mm carbon motor brushes compatible with?

A: These carbon brushes are designed for Bosch angle grinders that use brushes measuring approximately 15 × 8 × 5 mm with a total length of 45 mm. Always verify your grinder's brush dimensions before purchasing to ensure a correct fit.

Q: How do I know when my angle grinder's carbon brushes need replacing?

A: Common signs that carbon brushes need replacement include reduced motor power, increased sparking around the motor, intermittent operation, or the motor not starting at all. Inspecting and replacing worn brushes promptly helps maintain optimal motor performance.

Q: Are the wires and springs included with each brush?

A: Yes — each carbon brush in this 20-piece set comes with the lead wires and brush springs already attached, making installation straightforward and convenient.

Q: Why buy a 20-piece pack of carbon brushes?

A: Carbon brushes are consumable parts that wear down over time with regular use. Having a 20-piece pack on hand means you can replace brushes as needed across multiple tools or over many maintenance cycles without reordering frequently — ideal for workshops and professionals.