Sterling Silver 7 mm Closed Boltring •Sterling Silver 925 •Made in Italy •Perfect for chains and bracelets •Features a soldered closed ring •Simple and sturdy These 7 mm closed sterling silver bolt rings are a workshop essential. They can be used for a wide variety of jewellery making projects. It is a must have for any jeweller. These bolt rings are polished. An internal spring and lever action for a secure closure. They are simple and have a sturdy design. Please note that our bolt rings are sold by piece. The approximate weight per piece is 0.23 grams.
