1. Safety Instructions
Always observe basic safety precautions when using electric tools to reduce the risk of fire, electric shock, and personal injury. Read all instructions carefully before operating this tool.
General Power Tool Safety Warnings:
- Work Area Safety: Keep the work area clean and well-lit. Cluttered or dark areas invite accidents. Do not operate power tools in explosive atmospheres, such as in the presence of flammable liquids, gases, or dust.
- Electrical Safety: Avoid body contact with earthed or grounded surfaces. Do not expose power tools to rain or wet conditions.
- Personal Safety: Always wear eye protection. Use hearing protection when operating for extended periods. Dress properly; avoid loose clothing or jewelry. Secure long hair.
- Tool Use and Care: Do not force the 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.
Reciprocating Saw Specific Safety:
- Hold the tool by insulated gripping surfaces when performing an operation where the cutting accessory may contact hidden wiring or its own cord.
- Keep hands away from the cutting area. Do not reach underneath the workpiece.
- Ensure the blade is securely installed before operation.
- Always use the double safety switch to prevent accidental starting.
2. Product Overview
The WORKPRO 12V Cordless Reciprocating Saw (Model W125046AU) is a versatile tool designed for various cutting tasks, including wood, metal, and pruning. Its compact and lightweight design, combined with a powerful variable-speed motor, makes it suitable for both general use and work in confined spaces.
Key Features:
- Variable Speed Motor: Delivers up to 2900 strokes per minute (SPM) for controlled cutting across different materials.
- Clamping Jaw: Increases friction and assists in controlling the cutting position for enhanced safety and precision.
- Compact and Lightweight: Weighs only 1.16 kg, offering ease of use and maneuverability in tight spaces.
- Ergonomic Handle: Features a non-slip soft rubber coating to reduce vibration and fatigue, ensuring a secure grip.
- Tool-Free Blade Change: Quick-release chuck allows for fast and simple blade replacement.
- Double Safety Switch: Requires simultaneous activation of two switches to prevent accidental starts.
- Battery Indicator: Integrated power indicator on the machine body displays remaining battery charge.
- Fast Charging: The included fast charger fully recharges the 2.0 Ah lithium-ion battery in approximately one hour.
Included Components:
- 1 x WORKPRO 12V Cordless Reciprocating Saw
- 1 x 2.0 Ah Lithium-ion Battery
- 2 x Wood Saw Blades (150mm, 6TPI CRV; 150mm, 8TPI CRV)
- 1 x Metal Saw Blade (150mm, 18TPI HSS)
- 1 x Clamping Jaw
- 1 x Fast Charger

Image: The WORKPRO 12V Cordless Reciprocating Saw with its grey and blue handle, displayed alongside three saw blades and a hex key, illustrating the included accessories.
3. Setup
3.1 Charging the Battery
- Ensure the battery pack is clean and dry before charging.
- Connect the fast charger to a standard power outlet.
- Insert the 2.0 Ah Lithium-ion battery into the charger. The charger's indicator light will show the charging status.
- Allow approximately one hour for a full charge. Disconnect the battery once fully charged.

Image: The 12V lithium-ion battery for the WORKPRO reciprocating saw being inserted into its fast charger, indicating the quick charging process.
3.2 Installing and Changing Blades
The saw features a tool-free blade change system for convenience.
- Ensure Safety: Always remove the battery pack from the saw before installing or changing blades.
- Rotate Chuck: Rotate the blade chuck counter-clockwise to open the blade clamp.
- Insert Blade: Insert the shank of the desired saw blade fully into the chuck.
- Secure Blade: Release the chuck. The blade will automatically lock into place. Gently pull on the blade to ensure it is securely fastened.
- To Remove: Rotate the chuck counter-clockwise again and pull the blade out.

Image: A visual guide demonstrating the tool-free blade change process: rotating the chuck, inserting the blade, and the blade automatically locking into position.
4. Operating Instructions
4.1 Starting and Stopping the Saw
The WORKPRO reciprocating saw is equipped with a double safety switch to prevent unintentional starting.
- Engage Safety Lock: Press the safety lock button located on the side of the handle.
- Press On/Off Switch: While holding the safety lock, press the main on/off trigger switch. The saw will start.
- Release Safety Lock: Once the saw is running, you can release the safety lock button, but continue to hold the on/off switch for operation.
- To Stop: Release the on/off trigger switch.

Image: A step-by-step illustration of how to activate the double safety switch on the reciprocating saw, ensuring safe startup.
4.2 Cutting Techniques
Always select the appropriate blade for the material you are cutting. The saw's variable speed trigger allows for precise control.
- Wood Cutting: Use the included wood blades (6TPI or 8TPI). For general wood cutting, apply moderate pressure.
- Metal Cutting: Use the included metal blade (18TPI HSS). For metal, use a slower speed and apply steady, even pressure.
- Pruning Branches: Attach the clamping jaw for better stability when cutting branches. Position the jaw firmly against the branch before starting the cut.

Image: The reciprocating saw demonstrating its capability to cut both wood and metal, highlighting the use of specific blades for each material.

Image: The reciprocating saw being used to cut a tree branch, showcasing the branch support feature for stability during pruning.

Image: A composite image showing the WORKPRO reciprocating saw performing various cutting tasks, including wood, metal, PVC pipe, and tree branches.
5. Maintenance
Regular maintenance ensures the longevity and safe operation of your reciprocating saw.
- Cleaning: After each use, clean the tool with a dry cloth. Remove any sawdust, metal shavings, or debris from the ventilation openings and blade chuck area. Do not use water or chemical cleaners.
- Blade Care: Inspect blades before each use for sharpness and damage. Replace dull or damaged blades immediately. Store blades in a dry place to prevent rust.
- Battery Care: Store the battery in a cool, dry place away from direct sunlight. Do not store fully discharged batteries for extended periods.
- General Inspection: Periodically check all screws and fasteners for tightness. Ensure the power cord (for charger) and battery contacts are free from damage.
6. Troubleshooting
If you encounter issues with your WORKPRO reciprocating saw, refer to the following common problems and solutions:
| Problem | Possible Cause | Solution |
|---|---|---|
| Saw does not start | Battery not charged; Battery not inserted correctly; Safety switch not engaged; Faulty switch | Charge battery; Reinsert battery firmly; Press safety lock and trigger simultaneously; Contact customer support |
| Blade not cutting effectively | Dull or incorrect blade; Material too hard; Insufficient pressure | Replace blade or use correct type; Ensure material is suitable for saw; Apply steady, moderate pressure |
| Battery not charging | Charger not plugged in; Faulty battery or charger; Battery too hot/cold | Check power connection; Contact customer support; Allow battery to reach room temperature |
| Excessive vibration | Loose blade; Damaged blade; Worn internal components | Ensure blade is secure; Replace blade; Contact customer support |
If the problem persists after attempting these solutions, please contact WORKPRO customer support.
7. Specifications
| Feature | Specification |
|---|---|
| Brand | WORKPRO |
| Model Number | W125046AU |
| Power Source | Battery Powered |
| Voltage | 12V DC |
| Wattage | 150 W |
| Speed | 2900 RPM (Strokes Per Minute) |
| Product Weight | 1.16 Kilograms |
| Product Dimensions (L x W x H) | 38 x 16 x 8 cm |
| Blade Material | Chromium Vanadium Steel (CRV), High-Speed Steel (HSS) |
| Blade Length | 150 Millimeters |
| Handle Material | Thermoplastic Elastomers |
| Battery Type | 1 x 2.0 Ah Lithium-ion (included) |
| Special Features | Ergonomic Handle, Brushed Motor, Keyless Blade Change |
| Compliance | CE |
| Manufacturer | Hang Zhou Great Star Industrial Co.,LTD |
| UPC | 820909762454 |
8. Warranty and Support
For warranty information, technical support, or service inquiries, please refer to the documentation provided with your purchase or contact the manufacturer directly. Keep your proof of purchase for any warranty claims.
Manufacturer: Hang Zhou Great Star Industrial Co.,LTD

