Hona joale re na le mechine e rarahaneng.Litharollo tsa rona li romelloa USA, UK joalo-joalo, li natefeloa ke botumo bo botle har'a bareki ba Tci Tricone Bits,Tungsten Carbide, Li-Bits tsa mantlha, Li-Bits tse Sebelisitsoeng,E sebelisitsoe Tricon Drill Bit.Ho putsa ho tsoa ho bokhoni ba rona bo matla ba OEM/ODM le litharollo tse nahanelang, hopola ho bua le rona kajeno.Ka 'nete re tla nts'etsapele le ho arolelana katleho le bareki bohle.Sehlahisoa se tla fana ka lefats'e ka bophara, joalo ka Europe, Amerika, Australia, Japan, Uruguay, Peru, Amman. bakeng sa lipotso.U tla khona ho re romella mangolo-tsoibila le ho ikopanya le rona bakeng sa lipuisano mme re tla u araba hang ha re khona.Haeba ho le bonolo, o ka fumana aterese ea rona sebakeng sa rona sa Marang-rang 'me u kene khoebong ea rona.kapa lintlha tse ling tsa lintho tsa rona ka bouena.Ka kakaretso re malala-a-laotsoe ho aha likamano tse telele le tse tsitsitseng tsa tšebelisano-'moho le bareki leha e le bafe ba ka bang teng ka har'a masimo a amanang.