Carbide Burrs Our carbide burrs are according to DIN, ANSI or ISO standard or the clients' detailed ... drawings. Carbide Burrs Our carbide burrs are according to DIN, ANSI or ISO standard or the clients' detailed samples ... Cylindrical End Cut, Cylindrical Radius End, Ball End, Three Point End, Oval End, Taper or Cone Flat End, Taper ... Radius End, Flame End, etc. Carbide Burrs (ANSI, DIN & ISO Standard)