TIMBERLINE by Amana 180-22 TIMBERLINE V GROOVE ENGRAVING Router Bit3 Flute Signmakingbits were originally developed in Europe specifically for professionalsign makers, this solid-carbide bit features an extra-fine 60 pointthat produces a clean, precise cut. For those intricate lines, this bitis superior to standard "V' groover. Makes crisp, clean cuts in solidwoods, MDF and acrylics.