ISO 866:1975被替代
Centre drills for centre holes without protecting chamfers - Type A
出版：International Organization for Standardization
专家解读视频
BIS IS 6708:1977 (R2002) - Equivalent
AS 1913-1976 - Equivalent
BS 328-2:1972 - Identical
NS 1916 Ed. 1 (1969) - Identical
NFE 60 051:1983 - Similar
DIN 332-1 (1986-04) - Identical
UNI 3220:1974 - Equivalent
UNI 3223:1974 - Equivalent
NBN E 60 001:1983 - Identical
NBN E 66 111:1983 - Identical
GB/T 145-2001 - Identical
NF ISO 866:2004 - Identical
JIS B 4304:2005 - Identical
NEN ISO 866:1978 - Identical
KS B ISO 866:2003 - Identical
GB/T 6078.1-1998 - Equivalent
