Bolts, screws, nuts, etc. Osaka Screw Sales, a manufacturing and sales company for all types of industrial fasteners, including those related to automobiles. このページのコンテンツには、Adobe Flash Player の最新バージョンが必要です。 related company Techno Co., Ltd. Shanghai Osaka Daban Commercial Co., Ltd. Privacy policy site map Copyright © 2012 Osaka Screw Sales Co., Ltd. Techno Shanghai Osaka Daban Commercial Co., Ltd.