... 2.Standard and good material input into production ens High Quality Brass Key Locking Zipper Sliders Facture1. Name slider puller, ... . Dimensions normal inner dimensions suitable for normal brass zippers, 4.Materials brass or copper & steel5.Environmental protection nickle-free ... 's requirements7. Applications C/E brass zippers, 2-way slider zippers, O/E brass zippers, handbags, jeans, leader jackets ...