1/2" Shank Diameter, Standard Weldon Flats on Shank 2-29/32" Overall Length Tool Diameter Tolerance: +.015"/-0", Corner Radius on tip .010"/.015", Angle Tolerance: +/- 1/4° 90° Included Angle Right Hand Cut 1" Diameter, 3/8" Wide 90° Double Angle Cutter, HSS, Super Tool, 85702, USA Made