

This is a PCBN (Polycrystalline Cubic Boron Nitride) indexable turning insert, WNGA style, with 3 CBN cutting tips brazed on the carbide substrate. It is specially designed for hard turning of hardened steel (up to HRC 45–62), chilled cast iron, bearing steel, mold steel. Great for dry cutting, high speed machining, stable cutting performance, long tool life. Suitable for CNC lathe, finish & semi-finish turning. Custom grade available for different workpiece materials.