Comparison : Item # D800510, Cylindrical Radius End - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800515, Cylindrical Radius End - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800520, Cylindrical Radius End - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800525, Cylindrical Radius End - 1/4" Shanks, Single Cut Carbide Burrs
Item # D800530, Cylindrical Radius End - 1/4" Shanks, Single Cut Carbide Burrs