16ER/IR ISO LDA LDC K15 LF90 CNC Lathe Cutter Inserts +SER/L2020K16 Thread Cutting Arbor Sets

1PC Toolholder +10PCS Threading Inserts
LDA ： general material suitable for processing steel and stainless steel materials
LDC： special material for steel parts
K15: suitable for aluminum and copper processing
LF90: Cermet cutting tools are suitable for semi-finishing and finishing machining of various steel and iron castings, with high hardness, low affinity with the workpiece material to be processed, not easy to generate chips, good chemical stability, good heat resistance and wear resistance .