Gold Filled crimp covers 4mm x10

Gold filled hide crimp beads by surrounding them with plier. For a professional finish.

Gold-filled technique consists of a base metal such as brass or copper, to which a sheet of gold is bonded by pressure or other means.
To qualify as gold filled, an article of jewelry must have a layer of gold at least 1/20th, or 5% of the weight of the entire article.

4mm diameter refers to the size of the crimp covers when closed.
Pkg of 100 pcs.