... get our approval firstly, thank you! (*^_^*) medical bistrique dental carbide dental carbide burSuper-hard processing of professional, special, non-standard, ... temperature alloys, heat-resistant alloys, Ni-V-Ti alloys, cast iron, stainless steel etc., ultra excellent machining tools before heat ... , so as to realize high efficiency application.………… medical bistrique dental carbide dental carbide bur