I am trying to ID a marking on some early one piece SLR firing pins.
https://www.milsurps.com/images/impo...04/slrfp-1.jpg
The marking is a sort of stylised 'f' that is etched on.
https://www.milsurps.com/images/impo.../fmarkfp-1.jpg
Can anyone ID the mark please or give any info ?
Many thanks KG