1. Introduction
The Dremel Moto-Saw is a versatile and compact jig saw designed for making precise cuts in a variety of materials. Its unique design allows for both stationary and portable use, offering flexibility for different projects and workspaces. This manual provides essential information for the safe and effective operation, setup, and maintenance of your Dremel MS20 Moto-Saw.

Figure 1.1: The Dremel MS20 Moto-Saw in its stationary configuration.
2. Safety Information
Always observe basic safety precautions to reduce the risk of fire, electric shock, and personal injury when using power tools. Read and understand all instructions before operating the Dremel MS20 Moto-Saw.
General Safety Rules:
- Work Area Safety: Keep your 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: Power tool plugs must match the outlet. Never modify the plug in any way. Do not abuse the cord. Never use the cord for carrying, pulling, or unplugging the power tool. Keep cord away from heat, oil, sharp edges, or moving parts.
- Personal Safety: Always wear eye protection. Use safety glasses or goggles. Wear appropriate hearing protection. Dress properly. Do not wear loose clothing or jewelry. Keep your hair, clothing, and gloves away from moving parts.
- Tool Use and Care: Do not force the power tool. Use the correct power tool for your application. Disconnect the plug from the power source before making any adjustments, changing accessories, or storing power tools.
- Maintenance: 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.
3. Components and Package Contents
The Dremel MS20 Moto-Saw comes with a selection of accessories to get you started on various cutting tasks. Ensure all components are present upon unpacking.
Included in the Box:
- Dremel MS20 Moto-Saw Unit (detachable)
- 2 x General Purpose Wood Cutting Saw Blades (MS51)
- 2 x Fine Wood Cutting Saw Blades (MS52)
- 1 x Metal Cutting Saw Blade (MS53)
- Parallel Guide Plugin
- Instruction Manual
- Spacious and Sturdy Storage Case

Figure 3.1: Front view of the Dremel Moto-Saw product packaging.

Figure 3.2: The Dremel Moto-Saw unit detached for portable operation.
4. Setup
The Dremel MS20 Moto-Saw offers flexible setup options for stationary or portable use.
4.1. Stationary Mode Setup:
- Place the main base unit on a stable workbench or table.
- Secure the base unit to the workbench using the integrated clamps. Ensure it is firmly attached to prevent movement during operation.
- Attach the saw unit to the base by aligning the connection points and securing it until it clicks into place.
- Insert the desired saw blade (MS51, MS52, or MS53) into the blade holder, ensuring it is properly seated and tightened.

Figure 4.1: Stationary setup of the Dremel Moto-Saw for detailed work.
4.2. Portable Mode Setup:
- Detach the saw unit from the base by pressing the release button and pulling the saw unit upwards.
- Ensure the saw blade is securely installed in the portable unit.
- The portable unit can be used freehand for larger or more awkward workpieces.

Figure 4.2: Operating the Dremel Moto-Saw in portable mode for flexible cutting.
5. Operating Instructions
The Dremel MS20 Moto-Saw is designed for precise cutting in various materials. Always ensure the correct blade is used for the material being cut.
5.1. Material Compatibility:
- Wood: Use MS51 (General Purpose) or MS52 (Fine Wood) blades.
- Metal: Use MS53 (Metal Cutting) blade.
- The tool is suitable for cutting various other materials, including plastic and laminate, with appropriate blades (sold separately if not included).

Figure 5.1: Precise cutting of wood using the Dremel Moto-Saw.

Figure 5.2: The Dremel Moto-Saw is capable of cutting metal with the appropriate blade.
5.2. Basic Operation:
- Ensure the workpiece is securely clamped or held if using in stationary mode.
- Plug the tool into a suitable power outlet.
- Turn on the tool using the power switch.
- Guide the material slowly and steadily into the blade. Do not force the tool.
- For intricate cuts, follow your marked lines carefully.
- When finished, turn off the tool and unplug it from the power source.
6. Maintenance
Regular maintenance ensures the longevity and optimal performance of your Dremel MS20 Moto-Saw.
6.1. Cleaning:
- Always unplug the tool before cleaning.
- Use a soft brush or compressed air to remove dust and debris from the ventilation openings and around the blade area.
- Do not use harsh chemicals or abrasive cleaners.
6.2. Blade Care:
- Inspect blades regularly for wear, damage, or dullness. Replace dull or damaged blades immediately.
- Store blades in their protective case to prevent damage and ensure safety.
7. Troubleshooting
This section addresses common issues you might encounter with your Dremel MS20 Moto-Saw.
| Problem | Possible Cause | Solution |
|---|---|---|
| Tool does not turn on. | No power supply. Faulty power cord/plug. | Check power outlet. Inspect cord for damage; replace if necessary. |
| Blade not cutting effectively. | Dull or incorrect blade for material. Material being forced too quickly. | Replace blade or use appropriate blade for material. Reduce feed rate. |
| Excessive vibration. | Blade not installed correctly. Loose components. | Ensure blade is securely seated. Check all connections and tighten if loose. |
8. Specifications
Key technical specifications for the Dremel MS20 Moto-Saw.
| Specification | Value |
|---|---|
| Brand | Dremel |
| Model Number | F013MS20JA |
| Power Source | Corded Electric |
| Wattage | 70 watts |
| Voltage | 240 Volts |
| Item Weight | 2.43 pounds (1100 Grams) |
| Product Dimensions | 15.75 x 14.57 x 8.27 inches |
| Blade Material | High Speed Steel |
| Blade Length | 18 Centimeters |
| Number of Teeth | 5 |
| Sound Level | 88.3 dB |
| Special Features | Compactness, Portability, Beveling ability |
9. Warranty and Support
Dremel products are manufactured to high-quality standards. For warranty information, technical support, or service inquiries, please refer to the official Dremel website or contact Dremel customer service directly. Keep your purchase receipt as proof of purchase for warranty claims.
Online Resources: Visit the official Dremel website for product registration, FAQs, and additional support materials.
Customer Service: Refer to the contact information provided in your product packaging or on the official Dremel website for direct assistance.





