CS Unitec 3-1/2″ diameter – Hornet TCT Carbide Cutters 9-Series 3-3/8″ Depth – Includes a pilot pin 9-1-3112 C

TCT Carbide Hornet tungsten carbide-tipped cutters for high speed cutting. Use high speed RPM for best results and faster hole-making. Ideal for drilling steel with rust or paint and bolting applications. Leaves a burr-free finished hole.