
Factory Door Hardware Anti-Theft Double Open Lock Cylinder Copper Cylinder for Metal Doors. Premium Solid Brass Material: Crafted from high-quality solid brass for superior durability and corrosion resistance. Triple Anti-Break Protection: Built-in anti-pick, anti-drill, and anti-bump protection prevents unauthorized access. Double Locking Mechanism: Advanced pin tumbler system with double locking design ensures enhanced security. Customizable Door Thickness: Door thickness fits can be customized to match specific door requirements. Versatile Finish Options: Available in Polished Brass, Satin Nickel, Chrome, PVD Gold, and other custom finishes. OEM/ODM Customization: Supports custom branding, packaging, and specialized technical configurations. Rigorous Quality Assurance: 100% inspection including visual and function checks before shipment. Long-Term Value: Precision engineering reduces failure rates and extends operational lifespan.