Decimal Diameter 0.8071 Carbide Length 1 1/2 Flute Length 1 1/2 Number of Flutes 6 Overall Length 3 Pin Hole Diameter 5/16 Shank Diameter 3/4 Tool Diameter (mm) 20.5 Weight 0.41 lbs 2440205Type 2440Stock: Call Us For Stock Status.$144.90 Category: 2440-M