Sherwood: 1/4"X28 UNF HSS Hexagon Die Nut BS 1127. For use with spanners to clean and repair existing external screw threads. MPN: 5036140184374 EAN: 5036140184374 1/4"X28 UNF HSS Hexagon Die Nut Attributes: Dimensions Standard: BS 1127 Hex…View more