1. Introducció
This manual provides essential information for the safe and effective use of your Bosch OSL138K 1-1/4 In. Starlock Oscillating Multi-Tool Hook Knife Blade. This accessory is designed for use with Starlock-compatible oscillating multi-tools, offering a three-dimensional fit for optimal torque transfer and reduced vibration. It is suitable for various cutting applications in soft materials such as carpet, cardboard, and asphalt shingles.
2. Informació de seguretat
Always observe general power tool safety guidelines when using this blade. Failure to follow these instructions may result in electric shock, fire, and/or serious injury.
- Utilitzeu l'equip de protecció individual (EPI) adequat: Always wear safety glasses, gloves, and hearing protection.
- Ensure the tool is unplugged or battery removed: Before attaching, removing, or adjusting the blade, ensure the oscillating multi-tool is powered off and disconnected from its power source.
- Assegureu la peça de treball: Always clamp o assegureu el material que esteu tallant per evitar que es mogui durant el funcionament.
- Inspeccioneu la fulla: Before each use, check the blade for any signs of damage, dullness, or wear. Do not use damaged blades.
- Maintain a firm grip: Hold the oscillating multi-tool firmly with both hands during operation.
- Keep hands clear: Never place hands or fingers near the cutting edge of the blade while the tool is operating or connected to power.
- Use for intended materials only: This hook knife blade is designed for soft materials like carpet, cardboard, and asphalt shingles. Using it on harder materials may damage the blade or tool and cause injury.
3. Producte acabatview
The Bosch OSL138K Starlock Hook Knife Blade is a specialized accessory for oscillating multi-tools. It features a high-carbon steel cutting edge and a unique hooked design for efficient and clean cuts in specific soft materials.
Característiques principals:
- High-Carbon Steel Construction: Ensures durability and a sharp cutting edge for prolonged use.
- Special Hooked Design: Optimized for fast, clean cuts in materials like carpet, cardboard, and asphalt shingles.
- Color-Coded Interface: Allows for quick identification of the blade type.
- Starlock Interface: Provides a secure, three-dimensional connection for superior torque transfer and reduced vibration. Compatible with Bosch, Fein, Milwaukee, Makita, Ridgid, and other OIS-compatible tools.
- Precision Swiss Made: Manufactured for accuracy and long life in demanding applications.

Image: Bosch OSL138K Starlock Hook Knife Blade, showing its 1-1/4 inch width and 4-inch length, made of high-carbon steel with a hooked design.

Imatge: Un primer pla view of the Bosch OSL138K Starlock Hook Knife Blade, highlighting the Starlock interface and the hooked cutting edge.
4. Configuració
This blade utilizes the Starlock interface for quick and secure attachment to compatible oscillating multi-tools. The Starlock system ensures a precise fit and maximum power transfer.
Attaching the Blade:
- Ensure Tool is Off and Unplugged/Battery Removed: Prioritize safety by disconnecting the tool from its power source.
- Open the Tool's Blade Clamp: Most Starlock tools feature a lever or quick-release mechanism to open the blade clamp.
- Align the Blade: Position the Starlock interface of the OSL138K blade with the tool's spindle. The three-dimensional design ensures correct alignment.
- Secure the Blade: Push the blade firmly onto the spindle until it clicks into place. Close the blade clamp securely. Verify that the blade is firmly seated and does not wobble.
Extracció de la fulla:
- Ensure Tool is Off and Unplugged/Battery Removed: Always disconnect power before handling the blade.
- Open the Tool's Blade Clamp: Use the quick-release lever or mechanism to open the blade clamp.
- Traieu la fulla: The Starlock system allows for easy, touch-free blade removal. The blade should detach with minimal effort once the clamp està obert.

Image: An oscillating multi-tool demonstrating the quick blade change feature of the Starlock system, showing a blade being attached or removed.
Video: Bosch Starlock Professional Oscillating System Overview
Vídeo: Aquest vídeo ofereix una visió generalview of the Bosch Starlock Professional Oscillating System, demonstrating the ease of blade attachment and removal, and highlighting the system's versatility with various blades.
5. Instruccions de funcionament
The Bosch OSL138K Hook Knife Blade is specifically designed for cutting soft materials. Always ensure the material is appropriate for this blade type.
General Cutting Technique:
- Preparar l'àrea de treball: Clear any obstructions and ensure good lighting. Mark your cutting line clearly.
- Position the Tool: Place the hooked edge of the blade against the material at the starting point of your cut.
- Start the Cut: Turn on the oscillating multi-tool. Apply gentle, consistent pressure, guiding the blade along your marked line. Allow the blade to do the work; do not force it.
- Maintain Control: Keep both hands on the tool for stability and control. The hooked design helps to pull the material into the blade for a clean cut.
- Finish the Cut: Continue until the cut is complete. Turn off the tool and wait for the blade to stop oscillating before setting it down.
Aplicacions específiques:
- Cutting Carpet: The hooked design is ideal for cleanly slicing through carpet and its backing. Ensure the carpet is laid flat and secured.
- Cutting Cardboard: Easily cuts through thick cardboard. Use a straight edge guide for precise cuts.
- Cutting Asphalt Shingles: Effective for trimming or removing asphalt shingles. Exercise caution and wear appropriate protective gear due to potential debris.

Image: An oscillating multi-tool with the Bosch Starlock Hook Knife Blade being used to cut asphalt shingles, demonstrating its effectiveness on roofing materials.

Image: A person using the Bosch Starlock Hook Knife Blade with an oscillating multi-tool to cut roofing material, highlighting the precision and control offered by the blade.
Video: Bosch Starlock Video (Demonstration)
Video: A demonstration of the Bosch Starlock system in action, showcasing various cutting applications and the efficiency of the blades.
6. Manteniment
Proper maintenance extends the life of your Bosch Starlock Hook Knife Blade and ensures continued performance.
- Neteja: After each use, remove the blade from the tool and clean off any accumulated debris, dust, or material residue. Use a brush or cloth. Avoid harsh chemicals that could damage the blade's finish.
- Inspecció: Regularly inspect the cutting edge for dullness or damage. A dull blade will require more force to cut, leading to inefficient operation and potential damage to the tool or workpiece.
- Emmagatzematge: Store the blade in a dry place to prevent rust. Keep it in its original packaging or a blade storage case to protect the cutting edge and prevent accidental injury.
- Afilat: This blade is not designed for user sharpening. Replace dull or damaged blades with genuine Bosch replacement blades.
7. Solució De Problemes
If you encounter issues while using your Bosch OSL138K blade, consider the following common solutions:
- La fulla no talla amb eficàcia:
- Check if the blade is dull or damaged. Replace if necessary.
- Ensure the blade is securely attached to the multi-tool.
- Verify that the material being cut is suitable for a hook knife blade.
- Apply consistent, gentle pressure; do not force the cut.
- Vibracions o sorolls excessius:
- Ensure the blade is correctly and securely mounted on the Starlock interface.
- Inspect the blade for any bends or damage. Replace if found.
- Check the multi-tool itself for any issues.
- Sobreescalfament de la fulla:
- Reduce cutting speed or pressure.
- Allow the blade to cool down periodically during prolonged use.
- Ensure the blade is sharp; dull blades generate more friction and heat.
If problems persist, consult your oscillating multi-tool's manual or contact Bosch customer support.
8. Especificacions
| Característica | Especificació |
|---|---|
| Número de model | OSL138K |
| Tipus de fulla | Hook Knife Blade |
| Interfície | Starlock |
| Mida | 1-1 / 4 polzades. |
| Material | Acer d'alt carboni |
| Estil | Industrial |
| Configuració | 1 peces |
| Pes de l'article | 1.28 unces |
| Dimensions del producte | 6.63 x 3.75 x 0.5 polzades |
| UPC | 000346480368 |
| Fabricant | Bosch |
9. Garantia i assistència
Informació de la garantia:
Bosch products are manufactured to high-quality standards. For specific warranty details regarding your OSL138K Starlock Hook Knife Blade, please refer to the warranty documentation included with your purchase or visit the official Bosch weblloc. La cobertura de la garantia normalment cobreix els defectes de fabricació.
Atenció al client:
If you have any questions, require technical assistance, or need to report an issue with your Bosch OSL138K blade, please contact Bosch customer support. You can find contact information on the official Bosch weblloc web o a través del venedor on vau comprar el producte.
Bosch Oficial Weblloc: www.boschtools.com





