The 16IRA60 TiN coated internal threading carbide Insert. It has a 60° V partial profile, allowing machinists to cut a wide variety of thread pitches without changing inserts.
60° V partial profile threading insert
Insert is 16IRAG60
I.C. is 3/8"
Pitch range is 0.5-3.0
TPI is 8-48
The partial profile design (sometimes called non-crestin