
Sumbin Guard Security Heavy Jimmy Proof Deadbolt, Door Lock Single Cylinder for Entry Door with Gold Finish. Heavy Duty Construction: Made of durable zinc alloy with a gold/chrome finish for long-lasting security. 3-Year Warranty: Comprehensive 3-year after-sales service and warranty coverage included. Customizable Door Thickness: Supports customized door thickness ranging from 35mm to 45mm. Anti-Theft Standard A: Meets high security anti-theft standard A for reliable household protection. Flexible Customization: Offers full customization, minor customization, and customization from designs. Fast Delivery: Standard delivery time is 30 days for orders. ODM Service Available: Manufacturer supports ODM services with 5 R&D engineers. Quality Guarantee: Pre-production samples and final inspections ensure product quality.