A worker screws a nipple onto the end of a drill stem for a test to determine direction and draft of drilling operations. (4/27)

A worker screws a nipple onto the end of a drill stem for a test to determine direction and draft of drilling operations.

Written by Aung Budhh

Husband + Father + librarian + Poet + Traveler + Proud Buddhist. I love you with the breath, the smiles and the tears of all my life.

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