Profile Racing offer a few different axle bolt options similar to what you've posted, but matching thread pitch might be an issue if you're getting bolts for hubs you already have.
Yeah I have some DA 7600 large flange I'm building and want some nice axle nuts to finish them off. For those Phil Woods nuts above, do you buy a screw separately to fit in the axle bolt?
Do you have hubs already?
Profile Racing offer a few different axle bolt options similar to what you've posted, but matching thread pitch might be an issue if you're getting bolts for hubs you already have.