hat
Fòs situés ak fren pédales pou jere elèktrik, dizèl, gaz, oubyen/voye lafimen fè travay sa yo pèdi valè e ogmante montan yo ak woutin soufle antre epi sòti nan wells.
eng
Force levers and brake pedals to manage electrical, diesel, fuel, or vapor draw works that decrease and raise supports and routine piping in and out of wells.