kwaya square
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Ƙarfin kwaya mai ƙarfi 4.8 6.8 8.8 10.9 12.9 daidaitaccen girman Zinc Plain Square goro UNF UNC ANSI DIN557 A2 A4 70 80 farashin siyarwa
Abubuwan Samar da Cikakkun Abubuwan Samar da Fa'idodin YC Fakitin Ƙa'idar YC
