NG3-K Top Notch™ Groove and Turn Inserts
Insert Grade KC850
(M25-M45)(P25-P45). A tri-phase coating on an extra strong, cobalt-enriched substrate. For heavy cutting of low,medium, and high carbon steels, as well as medium hardness alloy and tool steels. Excellent thermal and mechanical shock resistance makes this grade ideally suited for difficult interrupted cuts.