Introduction
This manual provides essential instructions for the safe and efficient operation, maintenance, and troubleshooting of your Milwaukee M12 FID-0 Cordless Impact Drill. Please read this manual thoroughly before first use and keep it for future reference to ensure proper handling and prolong the tool's lifespan.
Important Safety Information
Always wear appropriate personal protective equipment (PPE) such as safety glasses, hearing protection, and gloves when operating power tools. Ensure the work area is well-lit and clear of obstructions. Keep children and bystanders away from the operating area. Disconnect the battery pack before making any adjustments, changing accessories, or storing the tool.
- Read all safety warnings, instructions, illustrations, and specifications provided with this power tool. Failure to follow all instructions may result in electric shock, fire, and/or serious injury.
- Avoid accidental starting. Ensure the switch is in the off-position before inserting the battery pack, picking up or carrying the tool.
- Do not expose power tools to rain or wet conditions. Water entering a power tool will increase the risk of electric shock.
- Use the correct tool for your application. Do not force the tool; it will do the job better and safer at the rate for which it was designed.
Product Overview
The Milwaukee M12 FID-0 is a compact and powerful 12V cordless impact drill designed for various fastening and drilling applications. It features a brushless Powerstate motor for increased performance and a Redlink Plus electronic system for intelligent power management.
Key Features
- Brushless Powerstate Motor: Provides more power in a compact design (only 130 mm long).
- Redlink Plus Intelligence: Advanced digital overload protection for tool and battery, uniquely enhancing tool performance under load.
- DRIVE CONTROL: Allows quick switching between 4 speed and torque settings.
- Redlithium-Ion Battery Technology: Delivers more run time and more work over the life of the pack (battery sold separately).
- Individual Battery Cell Monitoring: Optimizes tool run time and ensures long-term pack durability.
- Hex Bit Direct Drive: For quick and easy bit changes.
- LED Work Light: Illuminates the work area.
Components
Refer to the images below for a visual guide to the main components and configurations of your M12 FID-0 impact drill.

Image: Milwaukee M12 FID-0 Cordless Impact Drill with standard chuck attachment. This view shows the main body, handle, battery interface, and the adjustable chuck for various drilling and driving tasks.

Image: Milwaukee M12 FID-0 Cordless Impact Drill configured for hex bit direct drive. This configuration is ideal for quick bit changes and compact fastening applications, showcasing the tool's versatility without the larger chuck.

Image: Milwaukee M12 FID-0 Cordless Impact Drill alongside its various interchangeable attachments, including a standard chuck, an offset attachment, and a right-angle attachment. These accessories enhance the tool's adaptability for different work scenarios.
Setup
Battery Installation
The Milwaukee M12 FID-0 requires a 12V Redlithium-Ion battery pack (sold separately).
- Align the battery pack with the battery port on the tool's handle.
- Slide the battery pack into the tool until it clicks securely into place.
- To remove, press the release button on the battery pack and slide it out.
Bit Installation (Hex Bit Direct Drive)
- Ensure the tool is off and the battery is removed for safety.
- Pull the collar of the hex chuck forward.
- Insert the hex shank bit fully into the chuck.
- Release the collar to lock the bit in place. Tug on the bit to ensure it is securely fastened.
Operating Instructions
Powering On/Off
To turn the tool on, press the trigger switch. The tool speed is variable and controlled by the amount of trigger depression. To turn the tool off, release the trigger switch.
DRIVE CONTROL Settings
The DRIVE CONTROL system allows you to select between four different modes, adjusting the speed and torque for optimal performance in various applications.
- Mode 1: Lower speed and torque for precision work and delicate materials.
- Mode 2: Medium speed and torque for general drilling and fastening.
- Mode 3: High speed and torque for heavy-duty applications.
- Mode 4 (Self-Tapping Screw Mode): Optimized for self-tapping screws, providing controlled speed and preventing over-tightening.
Use the mode selector button, typically located near the base of the tool head, to cycle through these settings.
LED Work Light
The integrated LED work light illuminates the work surface when the trigger is pressed, providing better visibility in dimly lit areas.
Maintenance
General Cleaning
Keep the tool's ventilation openings clear and free of debris to prevent overheating. Use a soft, damp cloth to clean the exterior of the tool. Do not use harsh chemicals or abrasive cleaners, as these can damage plastic parts and electronic components.
Battery Care
For optimal battery life and performance, store Redlithium-Ion battery packs in a cool, dry place, away from direct sunlight and extreme temperatures. Charge batteries using only Milwaukee-approved chargers. The individual cell monitoring system helps prolong battery life, but proper charging and storage practices are still essential for maximum longevity.
Troubleshooting
If you encounter issues with your Milwaukee M12 FID-0, refer to the following common troubleshooting steps:
- Tool not starting: Ensure the battery pack is fully charged and properly inserted. Check if the trigger switch is fully depressed.
- Reduced power or run time: The battery pack may need recharging or could be nearing the end of its lifespan. Ensure the tool is not overloaded during operation.
- Overheating: Check for blocked ventilation openings on the tool. Allow the tool to cool down before continued use. Avoid continuous heavy-duty operation without breaks.
- Bit not holding: Ensure the hex bit is fully inserted and the chuck collar is released to lock it in place. Inspect the chuck for damage or wear.
For persistent issues or problems not covered here, contact Milwaukee customer support or an authorized service center.
Specifications
| Feature | Detail |
|---|---|
| Manufacturer | Milwaukee |
| Model Number | M12FID-0 |
| Part Number | MILM12FID0 |
| Voltage | 12 Volt |
| Power Source | Cordless Electric |
| Speed | 3300 RPM |
| Head Style | Hex |
| Product Dimensions | 19.5 x 7.4 x 16.8 cm; 830 grams |
| Batteries Required | Yes (2 Lithium Ion batteries required, not included) |
| Battery Cell Type | Lithium Ion |
| Special Features | Portable |
Warranty and Support
For detailed warranty information, please refer to the warranty card included with your product or visit the official Milwaukee website. Warranty terms and conditions may vary by region and retailer. For technical support, service, or replacement parts, please contact your authorized Milwaukee dealer or customer service center. Always provide your product model number (M12FID-0) and serial number when seeking support.





