Countersinks, Stop-Countersink Cutters Threaded Shank
Also known as Aircraft style Stop-Countersinks. These tools feature our patented 4 flute Chatter-Free flute design for smooth finishes, fast production, and quick chip removal. These precision ground tools are made from High Speed Steel or Carbide and may be factory resharpened many times for long useful tool life. Also available with special pilot sizes, angles, forms, and no pilots upon request.