UncoatedCoatedUncoatedUncoatedUncoatedUncoated PCBNPCBNPCBNPCBNPCBNPCBN ISOTURN INSERTS USER GUIDE PCBN Grades Hard Tough Hardened Materials ISO IB05H IB10H IB20H IB90 IB50 IB55 IB25H IB10HC IB25HA IB20HC IB25HC H01 H010 H20 H30 Gray Cast Iron ISO IB90 IB90A IB05S IB10S IB20KD Solid CBN K01 K010 K20 K30 Ductile Cast Iron ISO IB10K IB10S K01 K010 K20 K30 Heat Resistant Alloys / Nickel Base ISO IB05S IB10S S01 S010 S20 S30 Cintered Materials ISO IB10S Cintered Materials IB05S N01 N010 N20 N30 133