Dealing with uneven solid wood floors requires extra steps but in most caaes can bring satisfactory results as.
Floor sanding uneven boards.
Testing lower grit paper on an uneven spot.
When you re sanding nail heads will rip the sanding belt which costs you money or gouge the sanding drum which costs you more money.
So countersink all nails by at least 1 8 in.
Use the edger and a 50 grit disk to sand the edges.
And if you sand boards before cutting or assembly you can use the tool that does deep sanding fastest.
To detect nails drag a metal snow shovel across the floor upside down.
Sanding whole boards also eliminates the repetition of stopping starting and setup for individual parts.
If the floors were already sanded a number of times or.
You will have to sand around the edges of the room with the edging sander and sand the rest of the floor with the large drum sander.
Sand the floor again with the drum sander this time using 50 grit sandpaper and sanding parallel to the boards.
Spot fill any areas from which.
Nail down any loose boards with finish nails.
It was something like a stud finder but actually measured the thickness of the wood.