S M Shanks for Tools with FLEXFIT Threaded Connection
MM GRT (shanks) Solid Carbide Cylindrical Shanks for Slitting and Grooving Interchangeable Milling Heads
MM S-A (stepped shanks) Stepped Cylindrical Shanks for Interchangeable Milling Heads
MM TS-A Cylindrical Shanks for Interchangeable Milling Heads