The present invention concerns a set for the production by 3D printing of implant abutments for dental implants, the set comprising, at least one abutment (12) comprising an elongated base member (46) with an axis, and at least one positioning element (40) fixed to the base member (46); a plate (10) with at least one recess (32) and a locking portion (34); wherein the recess (32) is larger than the elongated base member (46) and wherein the locking portion (34) is configured to be in a form fit connection with the positioning element (40) in order to vertically position the abutment (12), and lock the abutment (12) in rotation around its axis.