A jewelers dream for soldering rings when re-sizing. Just fill the cup with cold water and submerge the stone and mounting while soldering the shank to keep the stone cool. Simple, but effective. Soldering cup includes special sized negative locking tweezers designed to slip on and off the post. This is a tool for virtually every jeweler.
- Product size 4.9" X 3.7" X 1.7" Inches (125 X 95 X 44mm)