Three types of chains with a length of about 350 mm and a thickness of 460 microns (0.46 mm)Can be used for necklaces and bracelets.Message me if you need other thicknesses and sizes.Links to practical locks for these chains:https://www.cgtrader.com/3d-print-models/jewelry/other/lobster-clawhttps://www.cgtrader.com/3d-print-models/jewelry/other/lobster-claw-lock-01https://www.cgtrader.com/3d-print-models/jewelry/other/open-box-lock-02https://www.cgtrader.com/3d-print-models/jewelry/other/open-box-lock-01