Nailan jan hankalimasu nauyi ne kuma masu sauƙin shigarwa a tsayi.A matsayin kayan haɗi na crane hasumiya, ana amfani da shi sosai a cikin kayan ɗagawa daban-daban.Tare da sifofinsa na musamman, a hankali ya maye gurbin tsofaffin guraben ƙarfe.Wannan kayan aiki ne wanda zai iya maye gurbin karfe da filastik.

Yana da halaye masu zuwa:

1. Mai lubricating kai, tsawon rayuwar sabis a ƙananan zafin jiki.

2. Nauyin haske, dacewa don shigarwa mai tsayi mai tsayi, juriya mai kyau da kuma tsawon rayuwar sabis.

3. Babu gogayya tartsatsin, karfi aminci yi, iya saduwa da bukatun na dogon lokaci waje aiki.

4. Kare igiyar waya kuma tsawaita rayuwar sabis na igiyar waya.Matsakaicin rayuwar sabis na igiyar waya zuwa rayuwar sabis na juzu'in karfe na iya tsawaita rayuwar sabis na igiyar waya ta sau 8.

Akwai manyan nau'ikan nau'ikan nailansamfurori.Ɗaya daga cikinsu ita ce ƙafar lamination, wanda aka yi daga fararen tufafi na masana'antu ta hanyar abin nadi.Za a jera kayan da aka yi a jere ana dannawa, sannan a toya a warke a cikin tanda, sannan a yanka su.Ɗayan wata dabara ce mai jujjuyawa, wadda ita ma ana shafa ta haka, a naɗe ta da sanda a kan mutuƙar musamman, sannan a toya a warke.

Launi nanailan pulleysamfuran gabaɗaya haske rawaya ne ko farar madara.Saboda nailan abu ne na polymer, yana da ƙarfin ƙarfin injiniya, wanda zai iya kaiwa ƙarfin kayan ƙarfe.Hanya mai sauƙi don tantance shi ita ce a buga shi da guduma a ga yadda yake da wuya.Nailan ja da baya idan ƙafar ta yi ƙanƙara sosai, ɗigon filastik in ba haka ba.