Sometimes the opposite sense of thread is used for a special reason; a thread might need to be left-handed to prevent the prevalent stresses from loosening it.
A thread might need to be left-handed to prevent the prevalent stresses that are present from loosening it. Sometimes the opposite sense of threading is used for a special reason.
Sometimes the opposite sense of threading is used for a special reason. A thread might need to be left-handed to prevent the prevalent stresses that are present from loosening it.
Sometimes the opposite sense of threading is used for a special reason. A thread might need to be left-handed to prevent the prevalent stresses that are present from loosening it.