T490 LNMT HELITANG Milling Inserts are 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.

Features and Benefits
• Tangentially clamped with 4 helical cutting edges
• Unique pocket design prevents insert pull-out
• Enables tools with larger core diameters
• High toughness and wear resistance

Specifications
• Insert grade: IC830
• ISO range P/M/K: (P20-P40)(M25-M35)
• ISO range H/S/N: (S15-S30)
• Coating type: PVD
• Coating layers: AlTiN+TiN

Typical Applications
• Steel
• Stainless steel
• High temperature applications