Dormer HSS-E Drill Bit, 12.4mm Head, 3 Flute(s), 90°, 1 Piece(s) - G10712.4

90° Hexagonal Shank Countersink. Countersinks manufactured from premium Cobalt Steel for increased hardness/toughness, improved cutting edge strength and extended tool life. Hexagon shank design fits directly into cordless drill driver attachments for quick change. These counter sinks are designed for the production of 90° countersinks in most metals and are also compatible with hand held drivers for quick deburring and chamfering by hand. Features and Benefits. Hex-Shank fits directly into cordless drill driver attachments Compatible with hand held drivers Universally suitable for many materials Can be used on soft ductile materials Manufactured from premium quality HSS-E