Comparison : Item # D800150, Cylindrical Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800155, Cylindrical Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800160, Cylindrical Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800165, Cylindrical Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800170, Cylindrical Shape - 1/4" Shanks, Single Cut Carbide Burrs