Designing in Onshape

1. Create a new document

1.1. Click “Create” to create a new document.
1.2. Name the document and select the “Private” option.
1.3. Change the working units to millimetres in the Document menu.

2. Draw your design

2.1. Create a new Sketch an select the top plane
2.2. Draw a 20 x 20 mm square
2.3. Draw a circle inside the square with a diameter of 10 mm.
2.4. Press the checkmark to end the sketch.

3. Export your file

3.1. Select the area between the square and the circle and right click it.
3.2. Select “Export” as DXF/DWG.
3.3. Choose the DXF format and press “Export”.