Solid Carbide Burrs are used in a high speed die grinder to quickly and accurately grind metal. Solid Carbide Burrs are USA made and distributed by Bisco of Florida available in bulk and wholesale quantities. Bisco sells solid carbide burrs, carbide burrs, and carbide tipped burrs. Cylindrical Radius End Burrs, Cone Shaped, Tree Shaped and Angle Carbide Burrs are available for sale from Bisco.