ST common steel nails sliver color.18-64mm 2mm head diam.5*2*1.3MM ... , automobile manufacturing, advertising metal frame, glass curtain wall, color steel plate, light steel keel, gypsum version of the fixed and other industries ... 45mm,50mm,57mm,64mmHead size5*2*1.3mmRod Diam2mmColorsliver(original steel color)Materialhigh-quanlity carbon steelWeight (kg/case)ST18ST25ST32ST38ST45ST50ST57ST6410.314.518 ...