Champion Cutting Tool SH2-L6 TiN Coated Long Bur, Flame Shape Solid Carbide, 6-Inch Shank 5/16-Inch Cutter Diameter 3/4-Inch Length of Cut Cone Shape Use for narrow contours and surface machining 1/4-Inch Shank Used in mold and pattern making, die sinking, tool making and maintenance, burs reach into small intricate areas Burring cast iron, steels, titanium, brass, bronze, copper