MGFV325R15-80/160（no include inserts） CNMG190616 These inserts perform exactly as

These inserts perform exactly as the catalog states

This insert is optimized for use with STFCR/L boring bars and external STGCR/L holders (Size 11)

"Which left-hand monolithic tool body provides maximum bending stiffness for 2mm narrow external deep grooving

A: T9115 is for high-speed continuous turning

or compact Swiss-type setups

MGFV325R15-80/160（no include inserts） CNMG190616 These inserts perform exactly asBEYOND MGFV325R15 80 160 External Spring Steel Turning Tools MGFV325R15 80 160 MGFV325 MGFV325R15 80 160 CNC Lathe Cutter Holder Machine Metal Tools Package Include: 1pcs turning tool holder (not include insert) Specifications: UsageSpring Steel Turning Tools Model NumberMGFV325R15 80 160 Brand NameOYYU BEYOND Use Insert : MGMN300(Need purchase separately)