Carbide rotary burrs is also referred to as rotary files or grinder bits. They are used for cutting, grinding, deburring the welds, mould, dies and forgings. It can be used with both electrically-powered and pneumatically-powered hand-held tools to cut the most diverse types of material. Carbide Rotary Burrs are used for cutting, shaping, grinding and for the removal of sharp edges, burrs and excess material (deburring)