A set of clamps that are latched onto the drill pipe to allow the driller to raise or lower the drill string out of or into the hole are the __________.
A
elevators
B
clamps
C
lifts
D
collars
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Question 1 / 2066636ee728f7522a1c5188ab
Question 1 of 2066636ee728f7522a1c5188ab
A set of clamps that are latched onto the drill pipe to allow the driller to raise or lower the drill string out of or into the hole are the __________.
A set of clamps that are latched onto the drill pipe to allow the driller to raise or lower the drill string out of or into the hole are the __________.