http://jt-fasteners.tradetaiwan.org/nut/showarticle/aluminium screws.html

l nuts and boltsclipt nutss s nuial flat washershardware accessocold forming tubecold forming pas screw,cage nutscnc partsround die parts,auto fastenersspecialching part,ass washer,turning pautsspeed nutsclinch nuts,,ass sc

aluminium screws網路自然搜尋相關資訊如下: