VariMill II™ ER Series • Unique geometry providing increased tool life and higher metal removal rates in difficult-to-machine workpiece materials. • Increased output due to fewer tool changes and higher metal removal rates. • Roughing and finishing with one tool, lowering tool costs. • 1 x D slotting capability requires less passes, increasing productivity. 577E Series 57NE Series • Eccentric relief for edge • Eccentric relief for edge stability and strength. stability and strength. • Extensive radii corner • Extensive radii corner offering. offering. • Neck design for depths requiring additional passes. Application Example Side milling of INCONEL® 718 component. Workpiece material: INCONEL 718 Tool: D = 16mm Cutting data: ap = 27,43mm ae = 1,3mm vc = 19,8 m/min fz = 0,05 mm/th Result: Increased tool life from 2 years to 5. widia.com O31