Eagle Tool ET18751 Installer Drill Bit Shank, Used With Interchangeable Switch Bit Heads 3 16 Inch By 51 Inch Made In The Us

Flexible spring steel shanks come with fish accommodation holes, three flat, non-slip chuck grips and a ground non-slip notch for the interchangeable head. For use with Heads ETS375, ETS562, ETH375, ETM375, and Extension Adaptor ETHXKIT187 Flexible spring steel shank Non-slip flat (drill end) and Non-slip three flat grip (chuck end) Wire fishing hole in chuck end. Replaceable set screw and allen wrench kit ETAKIT2.