M10x1.25 HEX HALF/THIN NUT ZP
The half nut (also known as a jam nut) is a thin nut, normally used under a full nut to develop locking action
Metric Fine Thread
Thread Pitch = 1.25mm
Hexagon Across the Flats ( AF ) = 17mm
Thickness = 6mm
Mild Steel
DIN Standard 936
Zincplated Finish