Sherwood: 8.0X1.00MM HSS Hexagon Die Nut BS 1127. For use with spanners to clean and repair existing external screw threads. MPN: 5036140183742 EAN: 5036140183742 8.0X1.00MM HSS Hexagon Die Nut Attributes: Dimensions Standard: BS 1127 Hex Width: 0.82in Material: High Speed Steel Thickness: 5/16in Thread Direction: Right Hand Thread Size: M8 x 1.0 Thread Standard: Metric Fine