China Nyefee elu nkenke eri eri

Nkọwa dị mkpirikpi:

Ihe igwe anaghị agba nchara, Carbon Steel, Alloy Steel, wdg
Ọkwa A2-70, A2-80, A4-70, A4-80
4.8, 8.8, 10.9, 12.9. wdg


Nkọwa ngwaahịa

Mkpado ngwaahịa

Aha ngwaahịa Mkpanaka eriri
Nha M5-M36
Ihe onwunwe Igwe anaghị agba nchara, Carbon Steel, Alloy Steel, wdg
Ọkwa A2-70, A2-80, A4-70, A4-80
4.8, 8.8, 10.9, 12.9. wdg
Ọkọlọtọ GB, DIN, ISO, ANSI/ASTM, BS, BSW, JIS .etc
Mecha