Surface Roughness Measurement × Personality Traits: Cautious
2 jobs found.
Rough Grinding (Arazuri) Worker (Glass Product Processing)
A manufacturing job that performs rough grinding and polishing on glass products to adjust shapes, dimensions, and surface roughness.
Lens Sand Washing Worker
A job that cleans and polishes the surface of optical lenses using sand or abrasives to achieve the specified precision and surface quality.