Yes. I am using it for a fuel return now. It is a M10 x 1.0.
I'm using a banjo bolt with a -6 an male.
Chen Ying SI300600 Swivel Fitting Set M10 x P1.0
On yours you do need to remove the plug that is in there and match that thread. If there was repair work done and the bung was changed out it is unlikely to be the same size.
From here it does look like it is a 1/4npt plug.