Usage Tips:Features Router bit is made from tungsten carbide for high hardness and long service life. Precisely machined sharpen high-grade steel-blade brings sharper cutting experience and reduces chances of burring, little chances of breaking V-shaped-groove router bits ideal for grooving in acrylics plastics, carbon fiber, chipboard, laminated veneers, PCB, solid-surfaces, wood and wood composite materials High-frequency router bit set suitable for both professional carpenters and hobbyists Great for sign making or adding decorations to furniture and plaques. Great replacement bit tool for woodworking carpenters. Notice: 1.Actual color may be slightly different from the image due to different light effect 2.Please allow 1-3cm deviation due to manual measurement Description: Material: Tungsten carbide Shape: V-groove Shaft Diameter: 6mm Size: As picture show Package List: 1x V-Groove Router Bits