T490 LNMT Milling Inserts
HELITANG - Tangentially clamped inserts with 4 helical cutting edges. The unique pocket design prevents insert pull-out and enables tools with larger core diameters compared with regular radially orientated inserts.
Insert Grade : IC808
ISO Range - P/M/K (P15-P30)(M20-M30)
ISO Range - H/S/N (H10-H20)(S10-S25)
Grade or Coating Type :PVD
Coating Layers :TiAlN/AlTiN+TiN