Gridfinity scalpel/Xacto knife and blades holder

Got this particular knife and blades kit at a Flying Tiger (european variety store) but it's probably compatible with most scalpels.

Onshape link in case you need to measure or edit the model: https://cad.onshape.com/documents/904d542734baace999478685/w/6a1f4a046fec5ed9e6c706b6/e/f4d47a575041b9d26c4050f5?renderMode=0&uiState=6564d9bc1569823eecd927bc