铆钉枪 Traditional form: 鉚釘槍 Pinyin (reading): mǎodīngqiāng Definitions: rivet gun Characters: 铆 - rivet 钉 - nail, spike 枪 - gun, rife; lance, spear Traditional characters: 鉚 - rivet 釘 - nail, spike 槍 - gun, rife; lance, spear