Worker (Apprentice) × Keywords: Drilling
3 jobs found.
Hot Spring Drilling Worker
Specialist who uses boring machines to drill hot spring wells and survey/develop hot spring resources.
Shell Button Manufacturer
Specialized occupation that uses shells as raw materials to manufacture buttons for clothing through a series of processes including polishing, forming, drilling, and finishing.
Stoper Worker (Civil Engineering Construction)
Specialized worker who pressure-injects cement-based injection materials into excavation surfaces such as tunnels and dams to reinforce rock and provide waterproofing.