Allied Machine & Engineering 450H-0020 AM200 Coated Super Cobalt GEN2 T-A HSS Drill Insert - 5/8" Diameter, Series 0 (2-Pack) | High-Speed Steel Cutting Tool for Metalworking, Machining & Industrial Applications

GEN2 T-A drill inserts provide lower drilling forces, increased drill stability, smoother breakout on through-hole and allows for improved chip formation. Precision, performance and productivity are core features of Allied tooling and our commitment to innovation in all aspects of hole making technology means we continually set new industry standards in production efficiency and tool life.