Seco 02713663 Indexable Milling Cassette, RP 1204 Insert, Slotting Indexable Mill, Insert Compatibility: RPHT 1204M0-E05/RPHT 1204M0T-M08/RPHT 1204M0T-M10/RPHT 1204M0T-M15/RPHT 1204M0T-ME07/RPHW 1204M0-MD05/RPKW 1204M0T-MD10