KAK Zinc Alloy Keyless Door Lock Mechanical Combination Lock Safety Code Lock for Doors Handle Door Hardware Lock FurnitureSPECIFICATIONS is_customized: Yes Surface Finishing: Electroplated Origin: CN(Origin) Model Number: Lock PL657S Silver Material: Zinc alloy Lock Type: Door Lock Keys Included: No Fit Door Thickness: 35 50mm Features: Keyless, no power supply, waterproof, mechanical operation,etc. Door Lock Usage: Universal Brand Name: KAK Application: Bedroom