USD 60.8993

+0.28

EUR 62.5355

+0.02

BRENT 98.01

+0.02

AI-95 50.9

+0.03

AI-98 60.31

+0.11

Diesel 54.19

+0.01

drilling rigs and their units

D R

A large load-bearing structure, usually of bolted construction.

A drill string on a drilling rig is a column, or string, of drill pipe that transmits drilling fluid (via the mud pumps) and torque (via the kelly drive or top drive) to the drill bit.