TCT Bead Drill Cutter

A heavy duty bead drill cutter with 10mm shaft. Fit to a bench or hand drill to drill a half sphere wood bead on a corresponding wood plank thickness. Turn the plank over and drill the other corresponding half sphere for a full sphere with a 2mm hole.  The guide drill bit can be adjusted with the Allan key the 2 screws on both side of the shaft. To keep the bur cutter clean of wood resin gum and to prevent wood burn, spray silicon release agent on to the cutter as blade maintenance. The tungsten carbide blade will retain cutter sharpness.