
Technical Supply Conditions For Threaded Steel Fasteners - Part 2: Tolerances For Fasteners - Bolts, Screws, Studs And Nuts - Product Grades A, B And C
出版:Bureau of Indian Standard

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Technical Supply Conditions For Threaded Steel Fasteners - Part 2: Tolerances For Fasteners - Bolts, Screws, Studs And Nuts - Product Grades A, B And C
出版:Bureau of Indian Standard
專家解讀視頻