Cermet Slot Insert MGMN400-C Metric Counterbore Drill Bit Bright Finish Hex Shank 3-Year Warranty
This MGMN series cermet grooving insert covers 2.0mm, 3.0mm and 4.0mm cutting widths, available in J-type fine finishing and C-type general-purpose chipbreakers. Matched with premium KNS530 cermet grade, it delivers superior surface quality for high-speed grooving and parting of carbon and alloy steels.
The KNS530 cermet grade features exceptional wear resistance, thermal stability and chemical inertness, effectively eliminating built-up edge and ensuring consistent mirror-like surface finish. It retains sharp cutting edge integrity and dimensional accuracy throughout extended high-speed finishing runs.
Precision manufactured to standard MGMN interface dimensions, these double-edged inserts are fully interchangeable with standard external grooving tool holders. They enable quick indexing to minimize machine downtime, and are widely used in automotive, bearing and precision machinery industries.
