... screwBrand NameYUEIMaterialstainless steel, steel, brass, etcSizeAll frequently-used size, produce as your requirement is okFigure of screw headP/T/B/F/V ... productsprecision screw,micro screw,machine screws,self tapping screw,stainless steel,brass screw,nylok screw,shoulder screw,washer screw,colored head screw,water proof screw,hard disk screw,camera screw,watch screw,precision ...