... ) Higher cutting efficiency 4) Longer tool life PCBN Inserts for cast iron and hardened steelGrade: FBS7000, FBS7500, FBS9000, FBS9500 ... resistance, chipping resistance and generality, used for low-speed interrupted turning.2) Suit for roughing of quenching workpieces, such as bearing ... bag/paper carton) FUNIK Service Commitment We will always take value creation for customer as our task. We make a ...