- Luxury door lock set
- Casement Handle
- Multi-point Lockable Handle
- Transmission rod
- Lock Body & Cylinder
- Sliding window and door Handle
- Crescent Lock
- Screen door lock
- Window & Door Hinge
- Window Friction Stay
- Awning window Opener
- Flush Bolt
- Roller
- Weather Strip
- Stainless Steel Handle
- Glass window & door Clamp
- Sealant
- Cabinet Fitting
- Screw
- Inject plastic products
- Label set
- More New Products
3H-B10, Sliding doors handle lock,Double D handle with double lock core To Australia
In terms of the safety and functionality of sliding doors, the zinc alloy and aluminum alloy double D handles and double lock cores of the lock perfectly combine safety, convenience and practicality. Whether you aim to protect the security of your residence, enhance the ease of use, or add a touch of style, this lock can meet all your needs. Moreover, this handle design is ergonomic and is very smooth to use. Here are the unique features of this double lock core lock for sliding door frames that make it stand out.
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Double D double-lock Core Handle Sliding Door Lock
This Double D handle double lock core sliding door lock is perfectly matched with aluminium profiles, such as PVC-U profiles. It comes with 2 C4 keys and has double lock cores, making it very easy to operate. Its installation is extremely convenient and does not require complex tools - it is highly suitable for easy use.
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Practicality and convenience of Double D double-lock core handle sliding door locks
This sliding door lock meets QB/T3891-1999 standard, blending top-tier safety and daily practicality. Its lock hook boasts over 500N/M pulling force, resisting forced prying effectively. The double-cylinder design, paired with 2 C4 keys, adds dual security.
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03Double D VS Single D Double-Cylinder Handle sliding door Locks
Key difference: Double D fits sliding door locks; Single D for single-sash doors. Double D: Dual-cylinder design, providing dual safety guarantees; can be synchronized with the double sliding door system.
Conclusion
This Double-D handle double-lock core lock integrates safety, aesthetics and practicality. Its innovative design features, such as a double cylinder lock, equipped with 2 C4 keys, a lock hook with over 500 Newton-meters of pull force, zinc alloy and aluminum materials, and multiple color options, especially its dual lock cores, make it an ideal choice for homeowners who wish to enhance the quality of sliding door locks. This lock features a comfortable handle design and durable materials, being long-lasting and providing users with long-term peace of mind.
If you wish to add a fashionable and modern style to your home while ensuring the safety and convenience of the sliding door, then the 3H-B10 Sliding door handle lock with double lock cores is exactly what you need.

