Roman Carbide Tongue Cut Flooring 3/4in Bore. This carbide cutter from Roman Carbide is designed from tungsten creating a durable cutter that retains a sharp edge longer than conventional styles. Bevel the tongue and then sand and finish as you wish. The tongue and groove are below center and sand and finish again and again. For added durability use the Roman Carbide Tongue and Groove Flooring Bore Cutter in a dustless environment such as a workshop eliminating dust and clean up is a breeze. Package Contents: Roman Carbide Tongue Cut Flooring Bore Roman Carbide DC2306 Tongue Cut Flooring 3/4in Bore