Solid Pilot Counterbore: 0.679" Dia, 0.452" Pilot, 4 Flutes MPN:302-0.4375

This solid pilot counterbore is designed with a precision diameter of 0.679 inch and 0.452-inch pilot which provides reliable centering when creating holes for screws or bolts. The 4 flutes enable efficient cutting and drilling through various materials quickly while preventing damage to the surrounding surfaces during operation. Ideal for professional mechanics, plumbers, woodworkers and machinists, this high-quality pilot counterbore is a perfect fit for all types of drill presses, power tools or portable hand drills where precise hole making is necessary for various repair or assembly jobs.