
Countersinks, 90 degrees, with Morse taper shanks and detachable pilots
出版:International Organization for Standardization

专家解读视频
NBR ISO 4204:2010 - Identical
JIS B 4254:1999 - Identical
KS B ISO 4204:2004 - Identical
GB/T 4264-2004 - Modified
KS B ISO 4204:2013 - Identical