Sterling Silver Round Cabochon Post Earring Mountings with Closed Ring Mounting Or Bezel Sizes:8mm the cup securely holds your

the cup securely holds your workpieces and will not mar metal surfaces

For example

The set consists of 8 bur types in different sizes:

The adjustable side gauge allows throat depth adjustment from 0

The bench apron is crafted from sturdy canvas with a PVC backing and is suspended from a 3/8"-diameter telescoping rod that attaches to your bench with a screw-on bracket

Sterling Silver Round Cabochon Post Earring Mountings with Closed Ring Mounting Or Bezel Sizes:8mm the cup securely holds yourThis sterling silver post earring features a bezel mounting that holds one 8mm round cabochon and a closed ring, ideal for adding drops or dangles to your design. Insert your cabochon or flat backed stone, then burnish the walls over it to secure the stone in place. For additional security, add jeweler's epoxy to the bottom of the cup before placing the stone. The post features two grooves, allowing customers to customize the fit of their earring.