Don't know how well equipped you are, if you could just get a bit of solid bar and drill it out to exactly the right size it wouldn't slip or squash. Horrendous job without a drill press or lathe though.
@Alfie started
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Don't know how well equipped you are, if you could just get a bit of solid bar and drill it out to exactly the right size it wouldn't slip or squash. Horrendous job without a drill press or lathe though.