Overview Reviews Product Description Wooden box with latch and assorted popular carbide burrsThese abrasives are designed for machining materials of virtually any strengthThey are crafted through an induction welding process between premium carbide K20 quality and 43 HRC steels Tuff Grade Catalog Product Videos Custom Field Set Quantity 8 Pieces Quality K20 HRC Rockwell 43 Set Includes SA5, SC3, SC5, SD5, SF3, SF5, SG3, SL4 Product Reviews Write a Review Write a Review × Tuff Grade 8 Pc. Assorted Double Cut Carbide Burr Set TGBS-6 Rating * Select Rating 1 star (worst) 2 stars 3 stars (average) 4 stars 5 stars (best) Name Review Subject * Comments *