Akwai nau'i-nau'i daban-daban, mutane za su yi amfani da hakowa, ban sha'awa, lapping, honing, lathing da dai sauransu. Drilling Processing.Hakowa hanya ce ta al'ada ta gundura.Injin hakowa na amfani da kayan aikin hakowa don yin ramuka a cikin abubuwa daban-daban.Don kayan daban-daban za su yi amfani da dif ...
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