Quartz × Classification Details: Other Product Manufacturing and Processing Workers (Excluding Metal and Food Products)
2 jobs found.
Quartz Hole Driller
A profession that performs high-precision hole drilling processing on crystalline materials such as crystal and quartz to produce products suitable for jewelry and electronic and optical component applications.
Crystal Rough Grinder
A profession that roughly processes raw crystal stones by mechanical grinding to shape them suitably for subsequent precision polishing and forming.