Categories: Nickel Silver Alloys Material Name: Spectacles Borders Number: BZn25-18,BZn22-18, BZn18-20,and so ... in compliance with customers' demands.Categories: Nickel Silver Alloys MaterialName: Spectacles BordersNumber: BZn25-18,BZn22-18, BZn18-20,BZn18-18,BZn15 ... of the border.PERFORMANCEHigh elasticity, excellent weldabilityAPPLICATIONApply to glasses accessories Spectacles wire