Umshini wokunyathelisa wesikrini se-cylinder othomathikhi wokumisa unomklamo othuthukile wangaphandle nobuchwepheshe bokukhiqiza, obumunca ubuchwepheshe bokuphrinta be-offset obuvuthiwe, futhi uhloselwe kakhulu ukuphrinta isikrini emkhakheni wokupakisha amaphepha.