
D101 American Style Stainless Steel Knob Door Lock with Deadbolt. 20+ Years Manufacturing Experience: Factory with over 20 years of experience in door hardware production. Comprehensive Certifications: Holds ISO9001, CE, and RoHS certificates for quality assurance. OEM and ODM Services: Professional in OEM and ODM, cooperating with famous brands. High-Quality Stainless Steel: Primarily uses SUS304, with some items available in SUS201. Robust Salt Spray Testing: Products undergo salt spray testing, typically over 48 hours. Full Customization Options: Offers full customization, customization from samples and designs. 1-Year Warranty Coverage: Provides a 1-year warranty for after-sales service. Free Sample Availability: Free samples offered before order, buyer covers freight cost.