Burrs are stocked uncoated.
Carbide Burr Rotary Files Burrs, RH Spiral, They are available in a wide range of shapes, sizes, and unique flute geometries.. Burrs, also known as rotary files, are designed to clean (deburr) castings. Industry standard forms SA, SB, SC, SD, SE, SF, SG, SM, SL, SH, SK, SJ, SN, and SNE are available as well as Single Cut, Double Cut, Chip Breaker, Diamond, and Fast Mill Cut end cuts.