Old WRACo round

I have this old cartridge made by WRACo,
The RN, long steel jacket bullet, some 25 mm visible,
is 7,75 mm typically.
The case lenght is 65 mm
HS as shown.
What caliber might this be?

1 Like

OK, thank you, sksvlad.
The HS details 5 06 could then be manufactured month and year?

1 Like

Yes, the 5 06 is the month and year of the manufacture of the case.

John Moss

Thank you!