SELECTIVE LIST OF COUNTERSUNK HEAD SCREWS WITH SET BOLT (RUGGED OR WITH SUPERFICIAL PROTECTION).
STANDARD published on 15.2.1971
Designation standards: UNE 25166:1971
Publication date standards: 15.2.1971
The number of pages: 2
Approximate weight : 6 g (0.01 lbs)
Country: Spanish technical standard
Category: Technical standards UNE