# defaultBrush

> If set to true, brush will replace Unity built-in brush as the default brush in palette window. Only one class at any one time should set defaultBrush to true.

## Definition

* **Type:** Property
* **Namespace:** [UnityEngine](/engine/6000.5/script-reference/unityengine.md)
* **Assembly:** UnityEngine.TilemapModule

```csharp
public bool defaultBrush { get; }
```