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Insert is new, not re-tipped or resharpened. Made in the USA by Spec Tool.
For hardturning and hardgrooving applications.
Not for machining unhardened material.
Insert has a small honed edge.
Great for hardened steels in the range of 45-68rc hardness.
Insert is CBN tipped and is .089 thick with .004 radius on each side.
Max grooving depth per side is .170 Inches.
Will fit in a standard grooving holder such as Kennametal NSR-123B and NSR-163D.
This is a very popular insert shape and many other brands make holders that will accept this grooving insert.
Total insert thickness is .195 wide x .344 tall. Approximately .870 long.