• YG-1’s “Y” technology coating • High speed Machining for Pre-Hardened Steel up to HRc55 • Unique flute design for excellent chip evacuation and vibration reduction. • Optimal roughing tooth profile to reduce cutting forces. • Special tool geometry for high feed rate and heavy cutting. • Strong end tooth design for plunge and pocket milling. • Custom engineered coating to allow long tool life and excellent chip evacuation.