Create beautiful V Groove paneling from any hardwood or softwood species with this unique set. V-Groove paneling is ideal for ceilings, walls, wainscoting or cabinets, and this set lets you mill from the stock that best suits your project. The set includes two 1/2" shank bits with spacers that allow you to produce V paneling from 1/2", 3/4", or 1" thick stock. Use these bits only in table-mounted routers.