HB 2372-1977
Machine and hand taps d=1~3.5mm for machining heat-resistant steel non-through hole HB 241-75 thread (English Version)
- Standard No.
- HB 2372-1977
- Language
- Chinese, Available in English version
- Published By
- Professional Standard - Aviation
- Status
- Latest
- HB 2372-1977
HB 2372-1977 history
- 1970 HB 2372-1977 Machine and hand taps d=1~3.5mm for machining heat-resistant steel non-through hole HB 241-75 thread
