Pivoting arbours for reamers with a tapered shank for turret lathes. Design and dimensions
STANDARD published on 1.1.1976
Designation standards: GOST 20507-75
Publication date standards: 1.1.1976
The number of pages: 5
Approximate weight : 15 g (0.03 lbs)
Country: Russian technical standard
Category: Technical standards GOST
Implemented changes and corrections:
Amd. 6.81