Agbụ ígwè oghere
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SS Oghere Pin Chaịn n'ime obere pitch, ma ọ bụ n'ime okpukpu abụọ nke nwere obere/nnukwu roller
A na-emepụta yinye ígwè anaghị agba nchara GL dịka ụkpụrụ nrụpụta ISO 606, ANSI, na DIN8187 si dị. A na-eji ígwè anaghị agba nchara nke nwere ọkwa 304 dị elu emepụta yinye ígwè anaghị agba nchara anyị. 304SS bụ ihe na-egbochi mmebi nke ukwuu nke nwere obere ndọta magnet, ọ nwekwara ike ịrụ ọrụ n'okpomọkụ dị ala ruo oke elu na-emebighị ikike ọrụ na arụmọrụ nke yinye ahụ.