- Select your part in 3DPrint.
- Select Tools > Create Witness Part.
- The Witness Part dialog appears.
- Enter the values for Clearance and Thickness.
NOTE: It is recommended that you use the default settings as they are configured for your printer powder type.
- Clearance is the spacing between the part and the witness part.
- Thickness is the thickness of the witness part
- Click OK. The witness part is generated.