
TWIST DRILLS. DEFINITIONS AND CLASSIFICATION.
STANDARD published on 15.2.1967
    
        Designation standards: UNE 16121:1967
                
                
                
               
                Publication date standards:  15.2.1967
        The number of pages: 4
Approximate weight : 12 g (0.03 lbs)
        Country:          Spanish technical standard
        Category: Technical standards UNE