Specification: 1,book corner ,book binding corner,brass book corner 2,beautiful; high quality, customize 3,low price. ... , competitive price and service .1,material :A: Metal category :iron/brass/copper/ aluminum/alloy.B2, Surface treatment: galvanization Le/bronze/ gold ... 5 years experience of OEM processingWarmly welcome to visit our factory, and if necessary, you can contact with us at any ...