Designed for the Ellix cutter knife. But I believe it will work for other models as well.

Recommended settings
Material: PET-G
Layer height: 0.2
Perimeters: 4 or more
Infill: 20%
Infill Type: Cubic (or something similarly strong)
Supports: No

Created from the scratch, but heavily inspired by the Rock2k11's work.
HSW - Makitta Cutter Knife Holder od autora Rock2k11 | Stáhněte si zdarma STL model | Printables.com