When closing a ring, your goal is to create tension in the metal to push the two ends of the ring against each other, ensuring the tightest possible join.
The tension you create in the metal by pushing the ends past one another will keep them pressed tightly together when you've lined them up to meet evenly. If the ends don't line up perfectly the first time, repeat the procedure in smaller increments until they do.
Sterling silver is an alloy of at least 92.5% pure silver with no more than 7.5% something else. Our sterling (and sterling from any reputable US supplier) is made with copper as the something else. We work primarily in sterling and make rings in a wide range of sizes....
You've seen rings opened and closed using two pairs of pliers. Some people prefer to use one pair of pliers and a ring opener or jumpring tool, especially for opening a number of rings at once. The ring opener fits over the forefinger of your non-dominant hand and one side of the ring is fitted into the appropriate sized slot. While braced in this position, the....
No matter what sort of pliers you purchase, they're likely to need a little smoothing before you use them so they don't scratch your shiny rings. Run a fingertip over the inside jaws and if you feel anything scratchy, even a little bit, use a file to smooth it out. If you don't have fine files meant for steel, an old nail file will do the job. Don't get so enthusiastic when filing....