STANLEY 10-099
STANLEY Classic 99 Retractable Utility Knife (Model 10-099) Instruction Manual
Brand: STANLEY | Model: 10-099
Okwu mmalite
The STANLEY Classic 99 Retractable Utility Knife, Model 10-099, is a durable and versatile tool designed for various cutting tasks. Its robust die-cast metal handle and multi-position blade slide ensure secure and efficient operation. This manual provides essential information for safe handling, proper use, and maintenance of your utility knife.

Image: The STANLEY Classic 99 Retractable Utility Knife in silver.
Ozi nchekwa dị mkpa
WARNING: This product contains chemicals known to the State of California to cause cancer and birth defects or other reproductive harm. (Proposition 65)
Always exercise extreme caution when handling utility knives. Blades are very sharp and can cause severe injury if not handled properly. Keep out of reach of children. Warranty does not cover misuse of the product.
- Always wear appropriate personal protective equipment, such as gloves and eye protection.
- Ensure the blade is fully retracted when not in use.
- Cut away from your body and use a stable cutting surface.
- Never attempt to catch a falling knife.
- Dispose of dull or broken blades safely in a designated container.
Njirimara ngwaahịa
- Interlocking nose to hold blade securely
- Multi-position blade slide for adjustable cutting depth
- Die-cast metal handle for durability and lightweight design
- Integrated blade storage in handle
- Furnished with three 11-921 Heavy Duty utility blades
Setup: Blade Installation
Your STANLEY Classic 99 Utility Knife comes with blades, but knowing how to install or replace them is crucial for continuous use. The knife features internal storage for spare blades.
- Locate the screw on the side of the knife handle.
- Using a Phillips head screwdriver, carefully unscrew and remove the screw.
- Gently separate the two halves of the handle to expose the internal mechanism and blade storage compartment.
- Insert a new utility blade into the designated slot, ensuring it is properly seated.
- Align the two halves of the handle and re-insert the screw, tightening it securely.
Video: This video demonstrates how to open the STANLEY Classic 99 Utility Knife to access the blade and internal storage, and how to reassemble it.
Operating Instructions: Blade Retraction and Use
The STANLEY Classic 99 features a multi-position blade slide for controlled cutting depth and safe storage.
- To extend the blade, push the slide button forward along the track. The blade can be locked into multiple positions for varying cutting depths.
- For general cutting, extend the blade only as far as necessary to cut through the material.
- To retract the blade, pull the slide button backward until the blade is fully enclosed within the handle. Ensure the blade is fully retracted when the knife is not in active use.
- Always cut on a stable surface and away from your body. Apply firm, even pressure.

Image: A hand demonstrating the extended blade of the STANLEY Classic 99 Utility Knife.
Video: This video illustrates the multi-position blade retraction and extension features of the STANLEY Classic 99 Utility Knife.
Maintenance: Blade Replacement
Regular blade replacement ensures optimal cutting performance and safety. The STANLEY Classic 99 allows for easy blade changes and convenient storage of spare blades within the handle.
- Retract the blade fully.
- Unscrew the retaining screw on the side of the handle.
- Carefully open the handle halves.
- Remove the dull blade from its holder. Be cautious as even dull blades can still cause injury.
- Take a fresh blade from the internal storage (if available) or a new pack.
- Insert the new blade into the holder, ensuring it is correctly aligned.
- Close the handle halves, making sure they fit together properly.
- Re-insert and tighten the retaining screw until secure. Do not overtighten.

Image: The STANLEY Classic 99 Utility Knife disassembled, revealing the internal blade storage and mechanism.
Nchọpụta nsogbu
If you encounter any issues with your STANLEY Classic 99 Utility Knife, consider the following:
- Blade not extending/retracting smoothly: Check for debris or obstructions in the blade slide mechanism. Clean as necessary. Ensure the retaining screw is not overtightened.
- Blade feels dull: Replace the blade following the instructions in the Maintenance section. A dull blade requires more force and increases the risk of injury.
- Aka ahụ dị nro: Ensure the retaining screw is tightened securely. If the issue persists, inspect the internal components for damage.
Nkọwa nka nka
| Nkọwapụta | Nkọwa |
|---|---|
| Ụdị | STANLEY |
| Nọmba nlereanya | 10-099 |
| Ihe onwunwe | Metal (Handle), Stainless Steel (Blade) |
| Agba | Ọlaọcha |
| Ogologo ihe | 6 sentimita asatọ |
| Ogologo agụba | 2.43 sentimita asatọ |
| Ibu Ibu | 0.2 pound |
| Ụdị njikwa | Manual-Retractable |
| Ngwa gụnyere | 10-099 (Utility Knife) |
Akwụkwọ ikike na nkwado
The STANLEY Classic 99 Retractable Utility Knife comes with a Akwụkwọ ikike ndụ nwere oke. For warranty claims or technical support, please refer to the official STANLEY websaịtị ma ọ bụ kpọtụrụ ndị ahịa ha ọrụ. Debe nnata nzụta gị ka ihe akaebe nke ịzụrụ.
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