Comparison : Item # D801310, Inverted Cone Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D801315, Inverted Cone Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D801320, Inverted Cone Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D801325, Inverted Cone Shape - 1/4" Shanks, Single Cut Carbide Burrs
Item # D801330, Inverted Cone Shape - 1/4" Shanks, Single Cut Carbide Burrs