Decimal Diameter 0.6496 Carbide Length 1 1/2 Flute Length 1 1/2 Number of Flutes 6 Overall Length 3 Pin Hole Diameter 1/4 Shank Diameter 5/8 Tool Diameter (mm) 16.5 Weight 0.27 lbs 2430165Type 2430Stock: 3.$115.55 Category: 2430-M