Tool definition
To select different tool or simply change machining parameter you need to open tool selection dialog.
You can open this dialog in several ways:
Method 1
In machining screen , click on operation type description.
Method 2
Click on tool name , on top bar up the 3D Viewport.
Method 3
Click on highlighted icon ,
And then on tool name.
Method 4
Click on [Show Details] and then on tool name in relative column.
Tool dialog selection
From this dialog you can choose a different tool, or change tool machining parameter.
Press ok to update machining parameter.