EMPI. Press in studs. Set of 5.
1.85" ( 46mm ) total length excluding protruding head. Pressing surface diameter is 14.75mm aprox. Drill/ream your drum/hub to 9/16" then press in. The unthreaded lead at the end is aprox 7mm long. Not the correct size to replace front bay window bus studs that are too short - the pressing surface on those is larger diameter.
70-2850-0