01 OEM fastener polayê zengarnegir 316 DIN580 M12 çoka çavê hilkêşanê
Standard: DIN,ASTM/ANSI JIS EN ISO,AS,GBPola zengil: SS201, SS303, SS304, SS316, SS316L, SS904L ,SS31803 Pola Pola Materyal: DIN: Gr.4.6,4.8,5.8,8,5.8; SAE: Gr.2,5,8; ASTM: 307A,307B,A325,A394,A490,A449,