BS 2593:1955

Rotary drill rods and tungsten carbide tipped Rotary drill bits for dry drilling.

NORMA vydána dne 31.3.1933

The information about the standard:

Designation standards: BS 2593:1955
Note: NEPLATNÁ
Publication date standards: 31.3.1933
Approximate weight : 300 g (0.66 lbs)
Country: British technical standard
Kategorie: Technické normy BS