When a rope passes over one sheave and then over a second sheave in a reverse direction (in the form of the letter S), it is subjected to a form of bending used to break off a single wire.
Xa intambo igqitha phezulu kwevili elinomkrolo wentambo enye kwaye emva koko nangaphaya kwevili elinomkrolo wentambo yesibini kwinkcazelo ebuya emva kwimo kanobumba u5 imiselwe kwimo yokugoba esetyenziselwe ukuqhawula ucingo olunye