Onye nrụpụta igwe anaghị agba nchara Flat Washer ụlọ ọrụ
Onye nrụpụta igwe anaghị agba nchara Flat Washer ụlọ ọrụ
Gịnị bụ flat washers maka?gbochie imikpu nke ebu ebupụta, Isi ọrụ nkeflat washersbụ ịbawanye nha nke ebe a na-ebugharị skru, ma belata nrụgide elu etinyere na ihe akpọchiri.
Dee ozi gị ebe a ziga anyị ya