The Carbide Rotary Burrs with a 6mm shank, available under the brand PRESTO, are high-quality metalworking supplies designed for precision and efficiency. Made with durable carbide material, these burrs are ideal for removing unwanted metal burrs and smoothing out rough edges in a variety of industrial applications. The PRESTO Carbide Rotary Burrs offer long-lasting performance and reliable results for professionals in the CNC, metalworking, and manufacturing industries.