Introducció
This manual provides essential information for the safe and effective use of your Channellock GL12 12.5-inch Tongue and Groove Pliers. Please read this manual thoroughly before operation and retain it for future reference.

Image: The Channellock GL12 12.5-inch Tongue and Groove Pliers, featuring blue comfort grips and a dark grey finish.
Característiques del producte
- Ergonomic Offset Head: Designed for increased leverage during use.
- Special Griplock Jaw Design: Accommodates a wide variety of shapes and sizes.
- PermaLock Fastener: Eliminates nut and bolt failure, ensuring joint strength.
- Right Angle, Laser Heat-Treated Teeth: Provides superior grip and extended durability.
- High-Carbon C1080 Steel: Ensures robust performance and resistance to rust.
- CHANNELLOCK BLUE Comfort-Grips: Offers enhanced comfort and control.
- Fabricat als EUA: Manufactured with quality craftsmanship.

Image: A detailed diagram highlighting key features of the Channellock GL12 pliers, including strong laser-hardened teeth, ergonomic offset head, PermaLock fastener, special Griplock jaw design, and Channellock Blue comfort grips.
Configuració
The Channellock GL12 Tongue and Groove Pliers are ready for immediate use out of the packaging. No assembly is required. Before first use, inspect the pliers for any signs of damage or manufacturing defects. Ensure the jaw mechanism moves smoothly and the PermaLock fastener is secure.
Inspecció Inicial
- Remove the pliers from their packaging.
- Visually inspect the tool for any visible damage, such as cracks, bends, or loose components.
- Operate the jaws several times to ensure smooth movement and proper engagement of the tongue and groove mechanism.
- Verify the comfort grips are firmly attached to the handles.
Instruccions de funcionament
The Channellock GL12 pliers are designed for gripping, turning, and holding various objects. Their tongue and groove design allows for quick and secure adjustments to different jaw capacities.
Adjusting Jaw Capacity
- Hold the pliers firmly in one hand.
- To open the jaws, pull the handles apart. To close, push them together.
- To adjust the jaw opening, slide the upper jaw along the tongue and groove mechanism until the desired opening is achieved. The GL12 model offers 6 adjustments.
- Ensure the teeth of both jaws are parallel and fully engaged with the object for optimal grip.

Imatge: Un primer pla view of the Channellock GL12 pliers' jaws, illustrating the 2.25-inch (57.15mm) jaw capacity when fully open.
General Use Tips
- Always select the correct jaw opening to ensure maximum contact with the workpiece.
- Apply firm, even pressure to the handles to prevent slippage.
- Do not use pliers as a hammer or pry bar, as this can damage the tool or workpiece.
- Utilitzeu equips de protecció individual adequats, com ara ulleres de seguretat, quan utilitzeu eines manuals.

Image: A person using the Channellock GL12 pliers to grip a copper pipe, demonstrating its application in plumbing tasks.

Image: The Channellock GL12 pliers positioned within an engine bay, illustrating its utility in automotive maintenance and repair.
Manteniment
Proper maintenance ensures the longevity and optimal performance of your Channellock GL12 pliers.
- Neteja: After each use, wipe the pliers clean with a dry cloth to remove dirt, grease, and debris. For stubborn grime, a mild degreaser can be used, followed by thorough drying.
- Lubricació: Periodically apply a light coat of machine oil to the pivot point and tongue and groove mechanism to ensure smooth operation and prevent rust.
- Emmagatzematge: Store the pliers in a dry environment to prevent corrosion. Avoid storing them in damp o condicions humides.
- Inspecció: Regularly inspect the jaws for wear or damage to the teeth. Worn teeth can reduce gripping effectiveness.
Resolució de problemes
Most issues with the Channellock GL12 pliers can be resolved with simple checks.
| Problema | Causa possible | Solució |
|---|---|---|
| Les mandíbules són rígides o difícils d'ajustar. | Lack of lubrication; accumulation of dirt/debris. | Clean the pivot and tongue/groove mechanism. Apply a light machine oil. |
| Pliers slip on workpiece. | Incorrect jaw adjustment; worn teeth; grease/oil on jaws. | Adjust jaws for maximum contact. Clean jaws thoroughly. If teeth are severely worn, consider replacement. |
| Rust appearing on metal surfaces. | Improper storage; exposure to moisture. | Clean off rust with a wire brush or fine abrasive, then apply a rust-preventative oil. Store in a dry place. |
Especificacions
| Atribut | Detall |
|---|---|
| Número de model | GL12 |
| Longitud total | 12.5 polzades |
| Jaw Capacity | Fins a 2.25 polzades (57.15 mm) |
| Material | High Carbon C1080 Steel |
| Material del mànec | High Carbon Steel with CHANNELLOCK BLUE Comfort-Grips |
| Ajustaments | 6 posicions |
| Pes de l'article | 1.48 lliures |
| Dimensions del producte | 2.52"L x 0.48"W (closed, approximate) |
| UPC | 025582060631, 025582960672, 522536714294 |
| Fabricant | Channellock |
| País d'origen | EUA |
Informació de la garantia
The Channellock GL12 Tongue and Groove Pliers are backed by a Garantia limitada de per vida against defects in material and workmanship. This warranty covers normal use and does not apply to damage resulting from misuse, abuse, alteration, or normal wear and tear. For warranty claims or further details, please contact Channellock customer support.
Suport
For technical assistance, product inquiries, or warranty service, please contact Channellock customer support through their official channels. Visit the official Channellock weblloc web per obtenir la informació de contacte i els recursos més actualitzats.
Oficial Weblloc: www.channellock.com
Note: Contact information may vary by region. Please refer to the official website for details relevant to your location.