1 Inch x 2-3/4 Inch Single Flute 82 Degree High Speed Steel Countersink

661.27.1 MFG #: F61461
Single flute countersinks are designed for general purpose countersinking, chamfering or deburring. 
  • Features
  • Specifications
  • The single flute version is ideal for softer materials
  • Solid carbide cutting geometry
  • High speed steel




  • Material: High Speed Steel
  • Number of Flutes: 1
  • Overall Length: 2-3/4 Inch
  • Shank Diameter: 1/2 Inch