Solid counterbores and high steel inserted blade counterbores. Specifications
NORMA vydaná dňa 1.7.2026
Designation standards: GOST R 72138-2025
Publication date standards: 1.7.2026
The number of pages: 8
Approximate weight : 24 g (0.05 lbs)
Country: Russian technical standard
Kategória: Technické normy GOST
Implemented changes and corrections:
Amd. 6.26