thats a good idea. if im understanding right you wouldnt be able to weld the dowel solid right? just about the top half depending on the bevel.

oh ya and some times the holes go all the way through theres no bottom and sometimes you cant get to the back side.

im self taught at tig welding and i got aluminum down pretty good. whats the best way to go about filling in a hole? for example on an aluminum cylinder head when a stud gets striped out and the hole is too large for a heli coil the only option is to fill it in the drill and tap. some times the hole...