Maintaining your DEWALT 20V MAX Combo Kit is essential for keeping your tools in top working condition. Proper cleaning removes dirt, debris, and rust that can impair performance and durability. Follow these clear, safe steps to clean your tools effectively without risking damage.
Gather Necessary Supplies
- Soft, lint-free cloths
- Isopropyl alcohol or mild detergent
- Small brush or toothbrush
- Compressed air
- Lubricant spray (light machine oil)

DEWALT Drill Bit Set, 3-Flats Shank,14-Piece, 135 Degree Split Point, for Plastic, Wood and Metal (DWA1184)
135 Degree Split point tip design to help reduce walking
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Initial Cleaning of the Tools
- Unplug or remove batteries from the tools to ensure safety before cleaning.
- Use compressed air to blow away loose dust and debris from vents, switches, and moving parts.
- Dampen a soft cloth with isopropyl alcohol or mild detergent solution and wipe down the entire tool exterior, avoiding electronic components.
Cleaning the Chuck and Bits
- Remove any drill bits or attachments from the tools.
- Use a small brush to scrub the chuck and bits, especially in tight spaces.
- Wipe with a cloth dampened with alcohol to remove grease or buildup.
Lubricating Moving Parts
Apply a light spray of lubricant to the chuck and any moving parts following the manufacturer’s guidelines. Wipe off excess to prevent dirt accumulation.
Dry and Final Inspection
Allow all parts to dry completely, then inspect for any signs of damage or rust. Reassemble tools and reinsert batteries. Test operation to ensure proper cleaning.
Products That Help
DEWALT Drill Bit Set

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Frequently Asked Questions
Can I use water to clean my DEWALT tools?
It is best to avoid using water directly on your tools. Instead, use a damp cloth with isopropyl alcohol or mild detergent and ensure the tools are completely dry afterward.
How often should I clean my power tools?
Regular cleaning after each use, especially in dusty or dirty environments, helps maintain optimal performance and lifespan. Deep cleaning can be done monthly depending on usage.
Is it safe to lubricate the chuck while the tool is plugged in?
No, always unplug or remove the battery before lubricating or performing maintenance to prevent accidental activation or injury.
What type of lubricant should I use?
Use a light machine oil or a lubricant recommended by DEWALT, applied sparingly to moving parts like the chuck.
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