Sterling Silver .041" Threaded Earring Back - Pack of 6 Master Alloys This SWS model (147

This SWS model (147

110V is the North American standard version

From Alan Revere:

Because thermoplastics do not adhere directly to metal surfaces

57mm working length provides effective reach for forming operations

Sterling Silver .041" Threaded Earring Back - Pack of 6 Master Alloys This SWS model (147Keep earring sets secure with these sterling silver threaded earring backs from WR Cobb. Designed to fit a standard . 041" (1. 04mm) diameter post, these clutch style backs feature a threaded mechanism for a reliable, adjustable hold. With a 5. 75mm outside diameter, they provide a comfortable fit and confident support for a wide range of earring styles. Sold in a pack of 6, they are well suited for bench production, repair work, or retail resale.