High hardness materials have always been the bane of any machinists existence. With HardTurn 80° these are problems of the past.
Precise cuts with CPGT 0502.. (CPGT 1.81.2...) style inserts in hardened metals? Use inserts coated "DS10" with steels up to 0.8% carbon content.
With HardTurn 80° you have the right tool for your hard materials. The boring bars have high longevity and are stable and completely hard, ensured through our patended manufacturing techniques.