Protocase Designer Version 4.4 Release Notes
From Protocase Designer Documentation
New Features
Dimensions: Displaying measurements
Creating and adding brackets
Adding countersinks and tapped holes
Choosing a screw type
Specifying direct digital printing or silkscreening
Adding and managing layers
Improved Functionality
Units of Measure: Centimeters
Measuring
Print To Scale
Path editing: Using the Trim and Merge tools to create cutouts