Model Number: GM01286 Brand Name: Goldenmay Key Specifications/Special Features: Material: Steel with white zinc-plated Dimension: (ID) 5mm x (OD) X 18mmWeight:13.2g/pcCustomized designs and specifications are welcomedExpert metal processing, surface plating, QC testing and packingMust be free of oil, grease and chemicalsStrict quality control and management RoHS Directive-compliantSuitable for automotive, machinery, furniture, motorcycle, etcSmall order welcomed: 500pcs