- No. 4 (D) finish: given shiny abrasive-polishing, with polishing belt, etc. to 2B or BB. Polish grit No. #150- #180.
    - No. 4 (W) finish: given shiny abrasive-wet-polishing, with polishing belt, etc. to 2B or BB. Polish grit No. #150- #180. Polished more rough than dry type No.4(D).
    - HL finish: given shiny abrasive-polishing in longitudinal direction continuosly, with polishing belt, etc. to 2B, or BB . Polish grit No. #150- #240.

    STS 304 and STS 430 : Hot rolled coil, Cold rolled coil

    Used for various application of building interior, kitchen wares, medical equip’t,etc...