ISO 10512 - 2012 細牙六角尼龍鎖緊螺母 6級、8級、10級 Prevailing Torque Type Hexagon Regular Nuts(With Non-Metallic Insert) With Metric Fine Pitch Thread - Property Classes 6,8 And 10
ISO 12125 - 2012 細牙六角尼龍法蘭鎖緊螺母 A型和B型 Prevailing Torque Type Hexagon Nuts With Flange(With Non-Metallic Insert) With Metric Fine Pitch Thread,style 2 - Product Grades A And B
ISO 12126 - 2012 細牙全金屬鎖緊六角法蘭螺母 A型和B型 Prevailing Torque Type All - Metal Hexagon Nuts With Flange With Metric Fine Pitch Thread,Style 2 - Product Grades A And B