Ndị a metụtara kacha mma obere cnc rawụta maka akụkọ aluminom, nke ị nwere ike ịmụta banyere ozi emelitere na kacha mma obere cnc rawụta maka aluminom , iji nyere gị aka ịghọta nke ọma ma gbasaa obere cnc rawụta maka ahịa aluminom. N'ihi na ahịa maka obere cnc router kacha mma maka aluminom na-agbanwe ma na-agbanwe agbanwe, ya mere anyị na-akwado ka ị na-anakọta weebụsaịtị anyị, anyị ga-egosikwa gị akụkọ kachasị ọhụrụ mgbe niile.