Dorian Tool E04H-SNR-06 Carbide Shank Indexable Threading Bar, 59923

Dorian Tool E04H-SNR-06, 1/4" Diameter Carbide Threading Bar, Thru Coolant, Right Hand, For 06IR Inserts, With 0.307" Minimum Bore and 4" Overall Length, MPN: 59923, 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