Answer
For wooden toys before painting, use 180 then 220. Use 320 lightly after primer if needed.
Why it happens
Small handled wood pieces need smooth dry sanding and dust removal before paint.
Recommended grit
Use 180 then 220 before painting. Use 320 lightly after primer if needed.
Wet or dry
Dry.
Success check
The wood feels smooth and is dust-free before paint.
What to do
- Sand the wood with 180.
- Refine with 220.
- Remove dust from corners and details.
- Use 320 lightly after primer if the surface feels rough.
Avoid: Do not leave splinters or coarse scratch marks before paint.