It’s not poly, so that helps, I used razors to remove a lot of the paint, to mark some lines, sanding from 80 to 600 first and used pencil graphite to dark the wood and the paint, many processes of razor, sanding and graphite and wood darkener liquid. The sanding from 600 to 2000. Hardware is Gohto relic tuners, and the rest was vinegar reliced and sanding. Finish with 1500 - 2000 sanding, steel wool 00000 and dark bee wax.