1. Nhanganyaya
This manual provides essential information for the safe and effective operation, maintenance, and troubleshooting of your FLEX 24V 1/4-inch Quick Eject Hex Impact Driver. This tool is designed to deliver powerful performance for various fastening applications, featuring multiple speed modes, self-tapping screw modes, and a quick eject collet for efficient bit changes. Please read this manual thoroughly before using the tool to ensure proper handling and to maximize its lifespan.

Figure 1: FLEX 24V Brushless Cordless 1/4-Inch Hex Impact Driver (Tool Only)
This image shows the FLEX 24V Brushless Cordless 1/4-Inch Hex Impact Driver, highlighting its ergonomic design and compact form factor. The tool is depicted without a battery, as it is sold as a tool-only unit.
2. Safety Information
Gara uchicherechedza matanho ekuchengetedza ekuchengetedza paunenge uchishandisa maturusi emagetsi kuderedza njodzi yemoto, kuvhunduka kwemagetsi, uye kukuvara kwako. Chengeta bhuku rino kuti ugozorishandisa mune ramangwana.
General Power Tool Chengetedzo Yambiro:
- Kuchengetedzwa Kwenzvimbo Yebasa: Chengeta nzvimbo yako yebasa yakachena uye ine chiedza chakanaka. Nzvimbo dzakatsvikinyidzana kana dzine rima dzinokoka tsaona. Usashandise maturusi emagetsi munzvimbo dzinoputika, sekunge paine zvinwiwa zvinobvira moto, magasi, kana huruva.
- Kuchengetedzwa Kwemagetsi: Power tool plugs must match the outlet. Never modify the plug in any way. Do not use any adapter plugs with grounded power tools. Avoid body contact with grounded surfaces such as pipes, radiators, ranges, and refrigerators.
- Kuchengeteka Kwemunhu: Always wear eye protection. Use appropriate safety equipment such as dust masks, non-skid safety shoes, hard hats, or hearing protection when necessary. Dress properly; avoid loose clothing or jewelry.
- Kushandisa uye Kuchengeta Chishandiso: Usamanikidza mudziyo wemagetsi. Shandisa simba rekushandisa rakakodzera pakushandisa kwako. Bvisa plug kubva pamagetsi emagetsi uye/kana bhatiri paki kubva pachishandiso chemagetsi usati waita chero zvigadziriso, kushandura zvinhu, kana kuchengetedza maturusi emagetsi.
- Battery Tool Kushandisa uye Kuchengeta: Recharge chete nechaja yakataurwa nemugadziri. Shandisa maturusi emagetsi chete nemapaketi ebhatiri akanyatsotarwa.
3. Zvikamu uye Zvimiro
The FLEX 24V Impact Driver is engineered with advanced features for optimal performance and user control.
- Mota Isina Mabhurashi: Designed for higher efficiency and power, eliminating friction.
- Unrivaled Power: Delivers up to 2,500 in-lbs of torque for demanding fastening tasks.
- 3 Speed Modes: Provides enhanced control, allowing adaptation to various applications.
- Quick Eject Collet: Enables fast, one-handed bit changes for increased efficiency.
- Self-Tapping Screw Modes: Optimized to prevent over-tightening, breaking, or stripping of screws.
- Yakavakwa-mukati LED Mwenje: Inovhenekera nzvimbo yebasa yekuvandudza kuoneka.
- Kuenderana kweFLEX 24V: Fully compatible with all FLEX 24V batteries, chargers, and tools.

Figure 2: Demonstrating Unrivaled Power
This image illustrates the FLEX Impact Driver in use, emphasizing its capability to deliver 2,500 in-lbs of torque. A user is shown holding the tool with a battery attached, driving a fastener.
4. Setup
4.1 Kuiswa kweBhatiri (Bhatiri neChaja Zvinotengeswa Zvakasiyana)
- Ensure the tool is turned off and the trigger is locked.
- Align the battery pack with the battery port on the base of the tool.
- Svetedza bhatiri paki pachiteshi kusvika yadzvanya zvakachengetedzeka panzvimbo.
- To remove, press the battery release button(s) and slide the battery pack out.
Kuisa uye Kubvisa 4.2 Bit
The Quick Eject Collet allows for rapid bit changes.
- Kuisa: Pull the quick eject collet forward. Insert the 1/4-inch hex shank bit fully into the chuck. Release the collet to lock the bit in place. Tug on the bit to ensure it is securely seated.
- Kubvisa: Pull the quick eject collet forward. The bit will spring out for easy removal.

Figure 3: Quick Eject Collet in Action
This image demonstrates the quick eject collet feature of the FLEX Impact Driver, showing a hand operating the collet for rapid bit insertion or removal.
5. Operating Instructions
5.1 Kubatidza/Kudzima
- To turn on, depress the trigger switch. The tool's speed is variable based on trigger pressure.
- Kuti udzime, sunungura chinja chetrigger.
5.2 Selecting Speed Modes
The tool features three speed modes for versatile application control.

Figure 4: 3 Speed Modes Control
This image highlights the control panel on the FLEX Impact Driver, showing the selector for its three distinct speed modes, allowing users to adjust power output for different tasks.
- Use the mode selection button (typically located near the base of the handle) to cycle through the available speed settings (1, 2, 3).
- Select a lower speed for delicate tasks or when starting a fastener, and higher speeds for rapid driving in appropriate materials.
5.3 Using Self-Tapping Screw Modes
These specialized modes prevent over-tightening and stripping of self-tapping screws.

Figure 5: Self-Tapping Screw Modes
This image focuses on the control interface of the FLEX Impact Driver, specifically showing the button or switch used to activate the self-tapping screw modes, designed for precise fastening.
- Activate the self-tapping screw mode via the dedicated button.
- The tool will automatically adjust its torque and speed to prevent damage to the fastener or workpiece once the screw is seated.
5.4 Kushanda Kwemberi/Kudzokera Kumashure
- Iyo yekumberi/reverse selector switch iri pamusoro peinokonzeresa.
- Sundidzira switch kuruboshwe kuti utenderedze mberi (zvikuruu zvekutyaira).
- Sundidzira switch kurudyi kuti utenderedze kumashure (kubvisa screws).
- Center the switch to lock the trigger and prevent accidental starting.
5.5 Yakabatanidzwa Chiedza che LED
The built-in LED light activates when the trigger is pressed, illuminating the work surface.
6. Kuchengeta
Regular maintenance ensures the longevity and optimal performance of your FLEX Impact Driver.
- Kuchenesa: Chengeta nzvimbo dzinopinza mweya dzechishandiso dzakajeka uye dzisina marara. Shandisa chinhu chakapfava, damp jira rokuchenesa kunze. Usashandise makemikari ane hasha kana abrasive cleaners.
- Kuchengeta: Store the tool in a dry, secure location, out of reach of children. Remove the battery pack before storage.
- Kuongorora: Periodically inspect the tool for any signs of damage, loose screws, or worn parts. If any issues are found, contact FLEX customer support or a qualified service center.
7. Kugadzirisa matambudziko
This section addresses common issues you might encounter with your FLEX Impact Driver.
| Dambudziko | Zvinogona Kukonzera | Solution |
|---|---|---|
| Chombo hachina kutanga. | Bhatiri harina kuiswa nemazvo kana kuburitswa. Kukiya kwetrigger kwabatikana. | Ensure battery is fully seated and charged. Disengage trigger lock. |
| Simba rakaderedzwa kana kukurumidza. | Low battery charge. Incorrect speed mode selected. | Recharge battery. Select a higher speed mode. |
| Chidimbu hachibati zvakanaka. | Bit not fully inserted into collet. Collet mechanism dirty. | Ensure bit is fully inserted and collet is released to lock. Clean collet area. |
| Over-tightening or stripping screws. | Incorrect speed mode or self-tapping mode not engaged. | Select appropriate speed mode or activate self-tapping screw mode for specific applications. |
If the problem persists after attempting these solutions, contact FLEX customer support.
8. Zvinotsanangurwa
| Tsanangudzo | Value |
|---|---|
| Brand | FLEX |
| Model Number | FX1371A-Z |
| Simba Source | Battery Powered |
| Voltage | 24 Volts |
| Maximum Rotational Speed | 4000 RPM |
| Maximum Torque | 2,500 Inch Pounds |
| Nhamba Yekumhanya | 3 |
| Drill Type | Impact Driver |
| Collet Size | 1/4-Inch Hex |
| Item Weight | 1.46 Makirogiramu (3.21 makirogiramu) |
| Product Dimensions | 4.7"L x 4"W x 10"H |
| Material | Plastiki |
| Inosanganisirwa Zvikamu | Bare tool (Battery and Charger Not Included) |
| UPC | 840163201001 |
9. Warranty uye Tsigiro
9.1 FLEX Limited Lifetime Warranty
Your FLEX 24V Impact Driver is protected by the FLEX Limited Lifetime Warranty when registered within 30 days of purchase at registermyFLEX.com through December 31, 2025. This warranty covers tools, batteries, and chargers.

Figure 6: FLEX Lifetime Warranty Details
This image displays information regarding the FLEX Limited Lifetime Warranty, emphasizing the registration requirement within 30 days of purchase to qualify for coverage on tools, batteries, and chargers.
9.2 Mutengi Tsigiro
For technical assistance, warranty claims, or general inquiries, please visit the official FLEX website or contact their customer support channels. Refer to the product packaging or the FLEX websaiti yeruzivo rwazvino rwekusangana.
Unogonawo kushanyira FLEX Store on Amazon kuti uwane rumwe ruzivo nezvechigadzirwa nezvimwe zvinhu.