Ugbua,ohia hama ngwá ọrụs na-aghọwanye ewu ewu. Ngwá ọrụ ndị a nwere ike ọ bụghị naanị udidi ma ọ bụhamma ohiaelu nkume na ihe, iji nweta ihe ịchọ mma ma ọ bụ nkwụsị na-adịghị mma, ma ọ pụkwara iwepụ mkpuchi (dị ka ahịrị okporo ụzọ). Dị ka ọkachamara diamond ngwaọrụ
onye na-eweta na China, Sunny Superhard Tools malitere R&Dhamma ohiangwá ọrụ n'oge. Anyị nwere ike na-enye gị ụdị ọ bụla nke premium ohia hammer, dabara dị iche iche nke igwe egweri na ala grinders.

Lavina n'ala grinders na-ọtụtụ ebe-eji gburugburu ụwa, na N'ezie, anyị mepụtara kwekọrọ ohia hama isi dabara ha. Isi hama nke lavina ohia nwere ezé carbide YG8 30 na rola nchara oghere. Ime n'ime rola bụ nke ebu, aka aka, igwe mmiri mmiri, wdg, ma jupụta na griiz. Ị nwere ike iji mkpịsị aka gị tụgharịa rola ngwa ngwa. Usoro ezi uche dị na ya na-eme ka arụmọrụ dị elu na ogologo ndụ.

• Emebere ya nke ọma ka ejiri ya mee ihe na igwe nri Lavina
• Jiri ezé carbide YG8 dị elu 4.7mm
• Ezi uche Ọdịdị nkeohia hama roller
• Nyochaa nke ọma tupu mbupu
• 3 iberibe kwa igbe ma juru n'ọnụ nke ọma

BHL2-C