ENCO NT-50 1.5 Milling Head with indexable facemill

(NMTB 50) heavy-duty tool holder. The 1 1/2 Dimension. Designation refers directly to the size of the. Shell mill arbor pilot diameter. Or the compatible cutter range, rather than the overall cutting width of the indexable head attached to it. The assembly is comprised of two distinct components merged together: the upper. Enco tool holder shank. And a large, multi-insert indexable. Face milling cutter head. Locked tightly to the arbor nose using driving keys and a central locking screw.