- Cutting Diameter: 6mm- Flute Length: 15mm- Shank Diameter: 6mm- Overall: 50mm- 4 Flutes- HRC 55- Helix 35- TiAIN coated- Tungsten Carbide Material- Application for Steel，Aluminium， alloy，MDF，Plywood，Plastic，etc.- Package: Hard plastic box -Quantity: 1 Piece