Benefits of the double cut (DC) flute include Rapid removal of a broad range of materials combined with excellent operator control. It does this by incorporating a positive cutting rake angle that gives great “bite” into the material and yet,­­­ is not so aggressive that the operator fatigues quickly after using it in a hand piece. The steel shanks are ground, which sets them apart from our competitors, #BURS-138, diameter (D): 1/8, cutting height (B): 1/2, shank (D): 1/8, overall length (L): 1-1/2, Type: Solid carbide, REF: sf-42dc, style: Double cut, BURS-138 Solid Carbide tree shape 1/8 dia x 1/2 x 1/8 shank double cut SF burr bit for die-grinders