A system for utilizing an identification marker (40a,40b,40c,40d) on a tool part (20a,20b,20c,20d) for a cutting tool for determining a tool wear of the tool part (20a,20b,20c,20d), the system comprises: a camera (10a,10b,10c) for obtaining image data and reading a machine readable code; an electronic device (1a,1b,1c) configured to be connected with the camera (10a,10b,10c), the electronic device (1a,1b,1c) having a processing circuitry (102a,102b,102c) configured to cause the system to: - detect, by the camera (10a,10b,10c), an identification marker (40a,40b,40c,40d) at the tool part (20a,20b,20c,20d) wherein the identification marker (40a,40b,40c,40d) is a unique machine readable code; - read, by the camera (10a,10b,10c), the unique machine readable code of the identification marker (40a,40b,40c,40d); - obtain, from the unique machine readable code, individual dimension information data (idID) comprising at least one individually measured dimension associated with the tool part (20a,20b,20c,20d) as measured when manufacturing the tool part (20a,20b,20c,20d); - obtain, by the camera (10a,10b,10c), image data of the tool part (20a,20b,20c,20d); - obtain current dimension information data (cdID) of the tool part (20a,20b,20c,20d) comprising at least one current dimension associated with the tool part (20a,20b,20c,20d) by performing image processing of the image data of the tool part (20a,20b,20c,20d); and - determine tool wear data by comparing the current dimension information data (cdID) with the individual dimension information data (idID) of the tool part (20a,20b,20c,20d). a camera (10a,10b,10c) for obtaining image data and reading a machine readable code; an electronic device (1a,1b,1c) configured to be connected with the camera (10a,10b,10c), the electronic device (1a,1b,1c) having a processing circuitry (102a,102b,102c) configured to cause the system to: - detect, by the camera (10a,10b,10c), an identification marker (40a,40b,40c,40d) at the tool part (20a,20b,20c,20d) wherein the identification marker (40a,40b,40c,40d) is a unique machine readable code; - read, by the camera (10a,10b,10c), the unique machine readable code of the identification marker (40a,40b,40c,40d); - obtain, from the unique machine readable code, individual dimension information data (idID) comprising at least one individually measured dimension associated with the tool part (20a,20b,20c,20d) as measured when manufacturing the tool part (20a,20b,20c,20d); - obtain, by the camera (10a,10b,10c), image data of the tool part (20a,20b,20c,20d); - obtain current dimension information data (cdID) of the tool part (20a,20b,20c,20d) comprising at least one current dimension associated with the tool part (20a,20b,20c,20d) by performing image processing of the image data of the tool part (20a,20b,20c,20d); and - determine tool wear data by comparing the current dimension information data (cdID) with the individual dimension information data (idID) of the tool part (20a,20b,20c,20d). - detect, by the camera (10a,10b,10c), an identification marker (40a,40b,40c,40d) at the tool part (20a,20b,20c,20d) wherein the identification marker (40a,40b,40c,40d) is a unique machine readable code; - read, by the camera (10a,10b,10c), the unique machine readable code of the identification marker (40a,40b,40c,40d); - obtain, from the unique machine readable code, individual dimension information data (idID) comprising at least one individually measured dimension associated with the tool part (20a,20b,20c,20d) as measured when manufacturing the tool part (20a,20b,20c,20d); - obtain, by the camera (10a,10b,10c), image data of the tool part (20a,20b,20c,20d); - obtain current dimension information data (cdID) of the tool part (20a,20b,20c,20d) comprising at least one current dimension associated with the tool part (20a,20b,20c,20d) by performing image processing of the image data of the tool part (20a,20b,20c,20d); and - determine tool wear data by comparing the current dimension information data (cdID) with the individual dimension information data (idID) of the tool part (20a,20b,20c,20d).