Sherwood: 18X2.50MM HSS Hexagon Die Nut For use with spanners to clean and repair existing external screw threads. Features and Benefits Manufactured from durable high-speed steel Cleans and repair existing external screw threads Standards BS 1127 MPN: 5036140183421 EAN: 5036140183421 18X2.50MM HSS Hexagon Die Nut Attributes: Dimensions Standard: BS 1127 Hex Width: 1.48in Material: High Speed Steel Pitch: 2.50mm Thickness: 11/16in Thread Direction: Right Hand Thread Size: M18 x 2.5 Thread Standard: Metric Coarse