SELECTIVE LIST OF THE MEASURES OF HEXAGONAL HEAD SCREWS (RUGGED OR WITH SUPERFICIAL PROTECTION).
STANDARD published on 15.1.1963
Designation standards: UNE 25164:1963
Publication date standards: 15.1.1963
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Spanish technical standard
Category: Technical standards UNE