ISO 2541:1972被替代
Centre drills for centre holes with radius form - Type R
出版：International Organization for Standardization
專家解讀視頻
KS B ISO 2541:2013 - Identical
GB/T 6078.3-1998 - Identical
KS B ISO 2541:2003 - Identical
AS 1913-1976 - Equivalent
BIS IS 6710:1977 (R2002) - Equivalent
NEN ISO 2541:1978 - Identical
JIS B 4304:2005 - Identical
NF ISO 2541:2004 - Identical
NBN E 66 111:1983 - Identical
NBN E 60 001:1983 - Identical
UNI 3223:1974 - Equivalent
UNI 3220:1974 - Equivalent
DIN 333 (1986-04) - Identical
DIN 332-1 (1986-04) - Identical
NFE 60 051:1983 - Similar
NS 1919 Ed. 1 (1974) - Identical
BS 328-2:1972 - Identical
