Countersinks Center Reamer Number of Pieces 1 Number of Flutes 4 Included Angle (Deg.) 82 Cutting Capacity (In.) 1-1/2 Body Dia (In.) 1-1/2 Shank Dia (In.) 3/4 Shank Length (In.) 1-1/4 Overall Length (In.) 2-7/8 High Speed Steel TiN Finish Versatile Tools Designed for Countersinking Holes for Centers or for Enlarging Existing Holes Sizes Included N/A