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Problem

What grit should I use for a drywall patch?

The user needs a grit for sanding a drywall patch or joint compound.

drywall patch dry sanding pressure coarse grit
Answer

For drywall patches, use 120 to 180 for shaping and 220 for light final smoothing.

Why it happens
Drywall compound needs smoothing without gouging the patch.
Recommended grit
Use 120 to 180 for shaping, then 220 for light final smoothing where needed.
Wet or dry
Dry.
Success check
The patch blends smoothly with the surrounding wall.

What to do

  1. Let the compound dry fully.
  2. Start with 120 or 150 only if the patch is uneven.
  3. Use 180 for smoothing.
  4. Finish lightly with 220 if needed.
Avoid: Do not press hard and dig into the patch edges.

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