Safofin hannu na kariya na aiki galibi suna kare hannaye yayin aiki da aiki. Ana amfani da su sosai. Dangane da yanayin yanayin aiki daban-daban, akwai safofin hannu waɗanda ke karewa da taimakawa aiki, kamar safofin hannu na kariyar aiki na yau da kullun, safofin hannu masu rufi, safofin hannu masu kariya, safofin hannu na yarwa, wani ...
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