Comparison : Item # D800680, Ball Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800685, Ball Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800690, Ball Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800695, Ball Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800700, Ball Shape - 1/4" Shanks, Single Cut Carbide Burrs