This new Bushing Style Flash Hole Deburring Tool is a revolutionary totally new design to the reloading world. The cutting tip is ground for the job of deburring the inside of flash holes. (not a center drill) Built in depth stop, you will feel it stop cutting when proper chamfer is achieved. It is designed to index off the case floor (or web). Three drastic improvements set this Flash Hole Deburring Tool apart from all the others! Bushing is carried with the tool. Bushing is a full length guide machined for a perfect fit in your brass. The actual cutting tip is ground for the job of deburring and chamfering flash holes. BR, PPC use small flash holes