Inset = newer style with no lip which typically sits on a ledge or on holders inside the opening.
Requirement for ordering :-
1. Make and model of machine
2. Plain or cut
3. Length and width of apeture in the top of cabinet.
Inset 1942 for Quilter's Delight and Elements Horn Sewing Cabinet
Cut to fit make and model of your machine, or plain to infill the aperture.