CBN & PCD Tools ICIC Edge preparation typeEdge preparation type No. of edges CBNPVDKBN900CBNPVDKBN900 80˚ CBN Lineup Negative inserts 80° Rhombic / Solid Gray cast iron (with scale) T Cutting edge preparation Gray cast iron (without scale) T K Symbol Speci cation Example Nodular cast iron (without scale) F Sharp edge F Sharp edge Hard materials (Roughing) E R-honed E008 R0.08 mm honed C T Chamfered T01215 0.12 × 15° chamfered Hard materials (Finishing)SChamfered and R-honedS012250.12 × 25° chamfered and R-honedHard materials (Chip control)QH Sintered steel - Dimension (mm) Insert Description ApplicableICSREtoolholder RE CNMN 090308S02020090312S02020 S02020 4 9.525 3.18 0.8 N1.2N D47 CNMN 120412S02020S120416S02020 S02020 4 12.7 4.76 1.2 N1.6N D38 Round / Solid Gray cast iron (with scale) T Cutting edge preparation Gray cast iron (without scale) T K Symbol Speci cation Example Nodular cast iron (without scale) F Sharp edge F Sharp edge Hard materials (Roughing) E R-honed E008 R0.08 mm honed T Chamfered T01215 0.12 × 15° chamfered Hard materials (Finishing) Q H S Chamfered and R-honed S01225 0.12 × 25° chamfered and R-honed Hard materials (Chip control) Sintered steel - Dimension (mm) Insert Description ApplicableICStoolholder RNMN 090300S02020 S02020 9.525 3.18 N D48 RNMN 120300S02020 S02020 12.7 3.18 N D46, D48 S RNMN 120400S02020 S02020 12.7 4.76 N D46, D48 Number of edges depends on ap N : Standard item R : Right hand only L : Left hand only U : Check availability CBN & PCD inserts are sold in 1 piece boxes. C14