Solid Pilot Counterbore: 0.491" Dia, 0.328" Pilot, 4 Flutes MPN:302-0.3125

Garr Tool's Solid Pilot Counterbore is a high-quality cutting tool designed for precise machining of pilot-drilled holes. Its solid carbide construction ensures durability and long life while delivering consistent, accurate results. This counterbore comes with a 0.491 diameter and 0.328 pilot diameter along with four flutes, making it suitable for applications where strong support is required during drilling operations. Commonly used in industries such as automotive manufacturing, aviation components, engineering firms, military contractors, Solid Pilot Counterbores & Sets provide an essential solution for deburring, chamfering and counterboring operations, minimizing stress fractures by preventing metal from buckling near edges of holes.