Broaches with diameter from 70 to 130 mm for slitting holes with involute profile with round tail and centring at outside diameter with modul from 3 to 5 mm. Construction
NORMA vydána dne 1.7.1990
Designation standards: GOST 28051-89
Publication date standards: 1.7.1990
The number of pages: 68
Approximate weight : 204 g (0.45 lbs)
Country: Russian technical standard
Kategorie: Technické normy GOST