HHIP 4-1/4 X 5/8″ ROUND SHANK INDEXABLE BORING BAR (1001-0757)

4-1/4 X 5/8″ Round Shank Indexable Boring Bar ~ For use with TCMT 21.51 inserts. ~ Positive rake 90° lead. ~ 7° relief. ~ Screw down style. ~ Bore depth is 2-1/2″. ~ Minimum bore is 1/2″. 4-1/4 X 5/8″ Round Shank Indexable Boring Bar For use with TCMT 21.51 inserts. Positive rake 90° lead. 7° relief. Screw down style.