ISO 7721-2:1990 View larger

ISO 7721-2:1990

M00002767

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ISO 7721-2:1990 Countersunk flat head screws - Part 2: Penetration depth of cross recesses

standard by International Organization for Standardization, 09/01/1990

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This part of ISO 7721 specifies the penetration depth of cross recesses of countersunk flat head screws for the two series 1 and 2 (deep and shallow, respectively).