Dorian Tool E12M-K-STUCL-11 Carbide Shank Indexable Boring Bar, 59770

Dorian Tool E12M-K-STUCL-11, 12mm Diameter Carbide Boring Bar, Thru Coolant, Left Hand, With -3-Degree Lead Angle, For TC_-21.5_ Inserts, With 14.91mm Minimum Bore and 125mm Overall Length, MPN: 59770, Features 6xDiameter Boring Ratio (8xDiameter under favorable conditions), Thru-Coolant, 1/2 (12mm) or larger bars have threaded ends for easy coolant connection, Precision ground solid carbide body for high rigidity in deep hole boring, Brazed head is heat treated to 40-44HRC and precision machined to accept standard inserts