Onsrud 54-277 Solid Carbide router 4FL 12.00 mm x 25.00 mm x 76.00 mm OAL For Composite, Fiberglass, 12.00 mm Shank, Fet2 Coated

Three and four flute tools for machining glass-reinforced plastic. Geometry has been optimized to shear the glass fibers while creating a chip which removes heat from the cut to avoid melting of the material.