ISO 7994:1985廢止
Aerospace; Internal drive, offset cruciform recess (Torq-Set) for rotary fastening devices; Metric series
出版：International Organization for Standardization
專家解讀視頻
1ED 1985 [15/11/1985]
NBN EN 2885:1996 - Identical
NBN EN 2884:1996 - Identical
NBN EN 2939:1995 - Identical
BS A297:1987 - Equivalent
NBN EN 2940:1996 - Identical
NBN EN 2897:1996 - Identical
NBN EN 2886:1996 - Identical
NBN EN 2939 : 1995 - Identical
NBN EN 2884 : 1996 - Identical
NBN EN 2940 : 1996 - Identical
NBN EN 2885 : 1996 - Identical
NBN EN 2886 : 1996 - Identical
NBN EN 2897 : 1996 - Identical
