diff --git a/plugins/3MFReader/ThreeMFReader.py b/plugins/3MFReader/ThreeMFReader.py
index e06e9dcf4e..7675a3f040 100755
--- a/plugins/3MFReader/ThreeMFReader.py
+++ b/plugins/3MFReader/ThreeMFReader.py
@@ -186,6 +186,14 @@ class ThreeMFReader(MeshReader):
             if len(um_node.getAllChildren()) == 1:
                 # We don't want groups of one, so move the node up one "level"
                 child_node = um_node.getChildren()[0]
+                # Move all the meshes of children so that toolhandles are shown in the correct place.
+                if child_node.getMeshData():
+                    print("child name: ", child_node.getId())
+                    extents = child_node.getMeshData().getExtents()
+                    m = Matrix()
+                    m.translate(-extents.center)
+                    child_node.setMeshData(child_node.getMeshData().getTransformed(m))
+                    child_node.translate(extents.center)
                 parent_transformation = um_node.getLocalTransformation()
                 child_transformation = child_node.getLocalTransformation()
                 child_node.setTransformation(parent_transformation.multiply(child_transformation))