Description: High-grade carbide blade with sharp cutting, smooth rotation, operating light, beneficial for machining, drilling is more efficient. Suitable for materials:Acrylic,MDF,PVC,3D engraving and chamfer,etc 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: Steel Color:As Pictures Show Total Length:48mm(Approx)/ 1.89" Shank Diameter:1/4'' Shank Length:7.7mm/ 0.3" Blade Edge Width:1/2''(12.7mm) Angle:90 ° Degree Package Includes: 1 Piece V Groove Drill Bit Note: 1. Due to the different monitor and light effect, the actual color of the item might be slightly different from the color showed on the pictures. Thank you! 2. Please allow 1-5mm measuring deviation due to manual measurement