I-C72900 iyi-CU15NI8SN esekwe ku-mentaspeable okusekelwe ku-metaspeable declomposition-waqinisa i-alloy ephezulu yokusebenza okuphezulu.
* Finyelela inhlanganisela yobulukhuni obukhulu namandla aphezulu. Ingamelana nemithwalo yethonya elinamandla. Ungahlangabezana nezidingo eziqinile kakhulu zomthwalo wesakhiwo nengcindezi.
* Ukusebenza okuhle kakhulu kwe-anti-graing, ngokusebenza okubalulekile kokuzithambisa kwemvelo ngaphandle kokuthathwa kwezingxabano, kuyinto edingekayo yokuthathwa kwegiya lokufika kwezindiza ezinkulu
* Ilungele zonke izinhlobo zemvelo ye-acid noma amanzi kasawoti, ukumelana okuphezulu kokushisa okuphezulu.

Embonini kawoyela, i-folloy ye-cunisn nayo ingasetshenziswa e-hydraulic anchor, ukuhlangana kwe-sucker induku yemithombo kawoyela, ukungena ngemvume ngenkathi ukumba (i-lwd), ukuthwala i-washer kanye nokushayisana kwe-washer