Guhdo introduces special design PCD router bits to machine abrasive materials at higher feed rates such as Phenolic, Trespa, Solid Surface, Thermophastics, S-Glass, E-Glass, Multiplex, OSB, Melamine, Veneered Particleboard, HPL and more. These router bits have high density tool bodies, low cutting force and can be used at a feed rate of up to 90 ft/min. They can also be sharpened numerous times, making them a very cost-effective solution. (800) 544-8436, Guhdo.com