Decimal Diameter 0.1969 Carbide Length 1/2 Flute Length 1 1/8 Number of Flutes 4 Overall Length 4 1/2 Shank Diameter 11/64 Tool Diameter (mm) 5.0 Weight 0.03 lbs 2400050Type 2400Stock: 1.$56.45 Category: 2400-M