Fractional Sizes

Creates a flat-bottom countersunk hole for the head of a screw or for a plug. Requires a pilot (sold separately). Choose the pilot that matches the size of your existing pre-drilled hole. Made of high speed steel. For use with most metals. Buy online and have it shipped direct to your door. Also available in our store in San Diego. Click "Contact Us" at the bottom of this page for store location and hours.