Trend Professional Straight Flute Router Cutter 3/06x1/4TC - 2 Flute Tungsten Carbide Cutter 2mm diameter x 5mm cut x 1/4" shank Main areas of use: Use TCT for abrasive materials such as chipboard, MDF, plywood, hardwoods and hard plastics Key Features: Two flutes give a clean finish to cut edges All cutters above and including 9.5mm diameter, have TCT plunge centre tips Solid carbide insert. Handle small diameter cutters with care and take shallow passes Specification: D: 5/64 inch (imperial diameter) D: 2 mm (metric diameter) C: 5 mm (cut length) OL: 43 mm (overall length) Shank Diameter: 1/4 inch Grade: TCT (Tungsten Carbide Tipped)