5/8 BSW Steel Hex Full Nut BZP Zinc-Plated. BSW - conform to BS 1083. UNC - conform to BS 1768. MPN: NFFWSZ16000 EAN: 5014196222714 5/8 BSW Steel Hex Full Nut BZP Attributes: Driving Features: Hexagon Grade: 8 Material: Steel Surface Treatm…View more