Tapered Radius - Single Cut

JET-KUT® Taper Shape Burr (Radius End) - For non-ferrous materials 533704

Super Premium Double Cut - 1/4" Shank The double-cut design of our premium carbide burrs creates a much smaller chip, offers efficient stock removal and is the most popular of fluting styles Applications : ideal for high alloy steel (p20,h13) and other...

1/2" Tapered Radius SC Carbide Burr SL-5NF

Double cut burrs remove material quickly from the hardest of metals, but will plug up quickly if used on softer metals  Tuff Grade Catalog 

3/8" Tapered Radius SC Carbide Burr SL-3NF

Single cut burrs are best suited to softer, non ferrous, metals like aluminum as they will not plug up the cutting surface like a double cut would  Tuff Grade Catalog