This series of Capscrew Counterbores is designed with the appropriate carbide grade and geometry for counterboring of most materials. The pilot is a built-in part of the tools’ steel body construction. The pilot is manufactured in nominal as well as 1/64″ and 1/32″ over-size diameters. Carbide tips brazed on to hardened steel bodies. Smooth right spiral flutes.
|Number of Flutes