Nails, tacks, drawing pins, corrugated nails, staples(other than those of heading No.83.5)and similar articles, of iron or steel, whether or not with heads of other material, but excluding such articles with heads of copper 铁钉、图钉、平头钉及类似品(不论钉头是否用其他材料制成,但不包括铜头钉),