Drill/Countersink Bell Included Angle 60 Degrees Size #16 Point Dia 3/16 In. Body Dia 1/2 In. Overall Length 3 In. Cutting Direction Right Hand Material Cobalt Finish Uncoated Number of Pieces 1 For Producing Protected Center Holes In Components or Workpieces Which Require Machining Between Centers As The Additional 120 Degrees Included Chamfer Eliminates The Risk of Deforming The Countersink Seat