BLACK+DECKER BCBMT120C1FF
BLACK+DECKER MATRIX 20V MAX Buffer Kit Instruction Manual
Model: BCBMT120C1FF
1. Introduction
Thank you for choosing the BLACK+DECKER MATRIX 20V MAX Buffer Kit. This versatile tool is part of the innovative MATRIX Quick Connect System, designed to provide a range of power tool functionalities with interchangeable heads. This manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of your buffer kit.
The buffer attachment is specifically engineered for polishing and waxing various surfaces, including cars, floors, and furniture, delivering a swirl-free finish with its random orbital motion.
2. Important Safety Information
WARNING: Read all safety warnings, instructions, illustrations, and specifications provided with this power tool. Failure to follow all instructions listed below may result in electric shock, fire, and/or serious injury.
- Always wear eye protection.
- Keep work area clean and well lit.
- Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust.
- Keep children and bystanders away while operating a power tool.
- Use the correct power tool for your application.
- Disconnect the battery pack from the power tool before making any adjustments, changing accessories, or storing power tools.
- Store idle power tools out of the reach of children and do not allow persons unfamiliar with the power tool or these instructions to operate the power tool.
- Maintain power tools and accessories. Check for misalignment or binding of moving parts, breakage of parts, and any other condition that may affect the power tool’s operation.
- Use the power tool, accessories, and tool bits in accordance with these instructions, taking into account the working conditions and the work to be performed.
- Recharge only with the charger specified by the manufacturer.
- Do not use battery packs that are not designed for use with the MATRIX system.
3. Package Contents
Your BLACK+DECKER MATRIX 20V MAX Buffer Kit includes the following components:
- (1) BDCDMT120 MATRIX 20V MAX Power Unit
- (1) BDCMTB Buffer Attachment
- (1) 6" Wool Bonnet
- (1) 20V MAX Lithium Ion Battery
- (1) 20V MAX Charger

Figure 1: All components included in the BLACK+DECKER MATRIX 20V MAX Buffer Kit. This image displays the MATRIX 20V MAX Power Unit, the buffer attachment, a 6-inch wool bonnet, a 20V MAX Lithium Ion battery, and a 20V MAX charger.
4. Setup and Assembly
4.1 Charging the Battery
- Connect the 20V MAX Charger to a standard electrical outlet.
- Slide the 20V MAX Lithium Ion Battery onto the charger. Ensure it clicks into place.
- Allow the battery to charge fully before first use. The charger indicator light will change to indicate a full charge. Refer to the charger's specific instructions for detailed light patterns.
4.2 Attaching the Buffer Head
- Ensure the MATRIX 20V MAX Power Unit is turned off and the battery is removed.
- Align the buffer attachment with the front of the power unit.
- Push the attachment firmly onto the power unit until it clicks securely into place. The MATRIX Quick Connect System ensures a tight fit.

Figure 2: A user demonstrating the attachment of the buffer head to the BLACK+DECKER MATRIX 20V MAX Power Unit. The buffer head is being pushed onto the main power unit, illustrating the quick connect mechanism.
4.3 Attaching the Wool Bonnet
- Once the buffer attachment is secured, center the 6" wool bonnet over the buffer pad.
- Press the bonnet firmly onto the pad, ensuring it is evenly distributed and securely attached.
5. Operating Instructions
5.1 General Operation
- Ensure the battery is fully charged and securely inserted into the power unit.
- Apply a small amount of polishing compound or wax directly to the surface to be buffed or to the wool bonnet. Do not over-apply.
- Place the buffer pad flat against the surface before turning the tool on.
- Press the trigger to start the buffer. The tool operates at a maximum speed of 3500 RPM.
- Move the buffer in a slow, overlapping motion across the surface. The random orbital action helps prevent swirl marks.
- Apply light, even pressure. Avoid pressing down too hard, as this can reduce effectiveness and potentially damage the surface or tool.
- Release the trigger to stop the buffer.
5.2 Applications
The BLACK+DECKER MATRIX Buffer Kit is suitable for a variety of polishing tasks:
- Automotive: Ideal for waxing and polishing car exteriors to achieve a high-gloss, swirl-free finish.
- Flooring: Can be used for polishing hard floors, such as wood or tile, with appropriate polishing agents.
- Furniture: Effective for restoring shine to wooden furniture or other polished surfaces.

Figure 3: A user wearing safety glasses and a mask, operating the BLACK+DECKER MATRIX Buffer Kit to polish the hood of a car. The buffer is actively working on the car's surface.

Figure 4: A user wearing safety glasses and a mask, utilizing the BLACK+DECKER MATRIX Buffer Kit to polish a round wooden table. The buffer is in use on the table's surface.
6. Maintenance
6.1 Cleaning
- Always remove the battery pack before performing any cleaning or maintenance.
- Wipe the tool's exterior with a clean, damp cloth. Do not use harsh chemicals or abrasive cleaners.
- Clean the wool bonnet after each use. It can typically be hand-washed with mild soap and water, then air-dried. Ensure it is completely dry before storage or reuse.
- Periodically clean the ventilation openings on the power unit to prevent overheating.
6.2 Storage
- Store the tool, battery, and charger in a cool, dry place, away from direct sunlight and moisture.
- Ensure the battery is partially charged (around 50%) before long-term storage to prolong its lifespan.
- Keep the tool out of reach of children.
7. Troubleshooting
| Problem | Possible Cause | Solution |
|---|---|---|
| Tool does not start. | Battery not charged or improperly inserted. | Ensure battery is fully charged and securely inserted into the power unit. |
| Buffer attachment not spinning. | Attachment not properly connected to the power unit. | Remove and re-attach the buffer head, ensuring it clicks into place. |
| Battery not charging. | Charger not plugged in; faulty battery or charger. | Check charger connection. If problem persists, contact customer support for battery/charger replacement. |
| Poor buffing results / swirl marks. | Incorrect technique; worn bonnet; insufficient or excessive compound. | Review operating instructions for proper technique. Replace worn bonnets. Adjust amount of polishing compound/wax. |
8. Specifications
| Feature | Detail |
|---|---|
| Model Number | BCBMT120C1FF |
| Voltage | 20 Volts MAX |
| Speed | 3500 RPM (max) |
| Power Source | Battery Powered (Lithium Ion) |
| Item Weight | 4.12 pounds |
| Package Dimensions | 10.75 x 10.32 x 6.26 inches |
| Included Battery | 1 Lithium Ion battery (1.5 Ah) |
9. Warranty and Support
BLACK+DECKER products are manufactured to high-quality standards and are guaranteed against defects in materials and workmanship. For detailed warranty information, please refer to the warranty card included with your product or visit the official BLACK+DECKER website.
For technical assistance, replacement parts, or service, please contact BLACK+DECKER Customer Support:
- Website: www.blackanddecker.com
- Phone: Refer to your regional BLACK+DECKER website for local contact numbers.
When contacting support, please have your product model number (BCBMT120C1FF) and purchase date available.
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