If you lived close to me, I'd let you borrow my old wrist pin bushing hone. You can put any grit honing paper in it you want. Use a rougher grit to rough it out, then fine, to bring it on home.
Other wise, find a local engine rebuild shop, or small machine shop that could do the job.
Other wise, find a local engine rebuild shop, or small machine shop that could do the job.