Abasiki bethu bebhethri benziwe ngensimbi ye-tungsten enobulukhuni obuphezulu futhi benzelwe ngokukhethekile ukusikwa okunembayo kwezingcezu zezigxobo zebhethri ye-lithium nezihlukanisi. Ama-blade awo acijile, angagugi akhiqiza ukusikeka okubushelelezi, okungana-burr, aqeda ngempumelelo ama-burrs nothuli, okuqinisekisa ukusebenza kwebhethri okuzinzile. Umsiki wokusika ungasetshenziswa nesibambi sethuluzi elihambisanayo ukuze kufakwe kalula nokusebenza okuzinzile, okwenza ukuthi kusebenze kabanzi ekuhlinzeni nasekubumbeni izinqubo ekukhiqizeni ibhethri ye-lithium.
