Ring die na ọdabara maka igwe pellet fatịlaịza, ụdị anụmanụ / anụ ọkụkọ / anụ ụlọ nri pellet niile.
Anyị nwere ahụmịhe bara ụba na teknụzụ dị elu n'ichepụta anwụ maka nri anụ ọkụkọ, nri azụ, nri shrimp, pellets cat, nri ehi, pellet osisi, pellet fatịlaịza na wdg.
Ihe: igwe anaghị agba nchara 4Cr13, alloy steel 20CrMnTi