STAS 2374-1979
Geological Investigation equipment DRILLING HEADS AND COLLARS FOR DRILLING MACHINES Types and diameters

Standard No.

STAS 2374-1979

Release Date

1979

Published By

RO-ASRO

Latest

STAS 2374-1979

STAS 2374-1979 history

• 1979 STAS 2374-1979 Geological Investigation equipment DRILLING HEADS AND COLLARS FOR DRILLING MACHINES Types and diameters