Diary book lock Material:Zinc alloy Use:Book lock;Diary lock;Notebook lock Diary book lockMaterial:Zinc alloyUse:Book lock;Diary lock;Notebook lock About our factory :We are a professional padlock factory , we specializes in producing various high-grade Furniture locks, luggage locks, diary locks and craft code padlocks, our products are sold far to Europe ,America ,South America ,Janpan ,Korea , ...