Auto screw attachment of ZQ is an advanced machinery organ of auto tool, which takes electric screwdriver of direct current (it can charge) as drilling power and can wring continuously 50 auto-attacking (or auto drilling and attacking) nails when loaded the nails once. It is applied to such construction sites as wooden materials, plaster splint, fiberboard, aluminum materials, light steel keel, plastics and steel sheet. It is a safe auto hand-tool organ with high quality and efficiency that can fulfill installation and joint.