Attributes . Surface Finish . Values

10 Microinch or Better (2)   15 RA EP I.D./32 RA O.D. (2)   180 Grit ID/150 Grit OD (2)   20 RA I.D./32 RA O.D. (5)   32 RA I.D. /32 RA O.D. (5)   32 RA ID /32 RA OD (3)   3C trivalent chromate (1)   4 Microinch or Better (421)   baked enamel Gray (7)   Black Oxide (3)   epoxy-polyester powder (2)   Gunmetal Grey (6)   Interior and Exterior P. (2)   Manganese Phosphate (1)   MAO (12)   Matte (4)   NA (2)   No (21)   None (4)   Rough (5)   Silver (1)   Smooth (10)   Textured (1)   Unpolished (2)   Zinc Coated (2)   Zinc Plated (2)