SD-7 Ball Shape Double-Cut Carbide Burrs ~ All rotary burs have hardened steel shanks. ~ Cutting diameter is 3/4″. ~ Cutting length is 3/4″. ~ Shank diameter is 1/4″. All rotary burs have hardened steel shanks. Cutting diameter is 3/4″. Cutting length is 3/4″. Shank diameter is 1/4″.
