Naxdinta naxaasta ah ee naxaasta ah, oo leh dib-u-habeyn hoose oo hooseeya, kuleylka wanaagsan ee u adkaysta iyo u adkaysiga ah, si fudud ayaa loo socodsiin karaa oo hoggaamiye. Waxaa loo isticmaalaa in lagu sameeyo qaybaha muhiimka ah ee ku jira dib-u-dhigga xad-dhaafka kuleylka, jahwareerka is-caabbinta ee iska caabinta, iyo qalabka korantada. Sidoo kale waa arin muhiim u ah fiilada kuleylka korantada. Waxay la mid tahay nooca cupronicell.the oo ka kooban nikkel nikkel, oo ah lacagta caddaan ah dusha sare ee dusha sare.