
Rock drilling equipment - Forged collared shanks and corresponding chuck bushings for hollow hexagonal drill steels
出版:International Organization for Standardization

专家解读视频
SS ISO 723 Ed. 1 (1991) - Identical
UNE 22652:1985 - Identical
KS E ISO 723:2002 - Identical
DIN 20377 (1992-01) - Identical
SNV NF EN 20273:1992 - Identical
DIN 20361 (1992-01) - Identical