Most of the time, hammering the nails down deeper into the flooring is a better and easier solution than taking the nails out. Again, you may need to change the disks on your sanding machine before the job is finished. Ask people to remove high heeled shoes before walking on the wood floors, or you will end up with permanent dents in the wood. I've got two friends who's floors in their houses were hand scraped, which preserved the patina. PolyurethaneWet, Dry sandpaper, grits Clean cloths Tack cloth Mineral spirits Automotive polishing compound Automotive rubbing compound Sanding block Vacuum cleaner for hardwood floors.
You can stain the floor, then put on a coat of poly, and you've finished.
Which Chemical Strippers to Use for Hardwood Floors
Most of the time, hammering the nails down deeper into the flooring is a better and easier solution than taking the nails out. What is your opinion on polyurethane on hardwood floors? Your old pine may be damaged in a lot of ways which have been covered up by the paint. Have you tried to apply or remove polyurethane by yourself? If you choose the mop method, do not soak the mop. Plus mopping up and dumping the sludge after its soaked is another pain staking back breaking job.