1/2″ Threaded Countersink

The Countersink is a 1/2″, six flute, 90 degree, high speed steel countersink/deburring tool for general purpose work in confined areas. The Countersink can be used to deburr or chamfer with the Right Angle Drill Attachment, and/or Extensions. The length of the tool is 5/8″, excluding the 1/4-28 UNF-2A external threads. It is black oxided to add lubricity, prevent corrosion while enhancing appearance.