MakerBot Print is our newest print-prepration software, which supports native CAD files and STL assemblies,
allows you to interact with all your printers via the Cloud, and many other exciting new features.
Hi, there is no step file, only STL files, because I designed this in Meshmixer. You can convert from STL to STEP using this process : https://youtu.be/avVNfIswkMU.
You could print the finger hinges with no infill and just perimeters, that way the fingers are looser and require less force to close.