Description: 100% brand new and high quality. Suitable for acrylic, MDF, PVC ,3D engraving and chamfer,etc Tungsten steel, excellent rigidity, not easy to bend the blade High strength, resistance to bending,resistance to wreck Double-edged cutting design,excellent concentricity Specification: Material: Carbide Color: As Pictures Shown Total Length: Approx. 44mm/ 1.73inch Shank Diameter: 8mm Cutter Diameter: 11mm/ 0.43inch Package Includes: 1 Piece V Groove Drill Bit Note: The color may have different as the difference display, pls understand. Please allow 1-3mm error due to hand test