TPGB-221 Grade C5 Carbide Boring Insert
Model #: CI-TPGB-221-C5
- Radius: 1/64"
- For indexable boring bars.
Grade C5, for Steel.
TPGB - For machining short-chip materials, without chipbreaker.
The I.C. dimension is the diameter of a circle that could be drawn within a triangular insert, touching the midpoint of each side.