How fast can I run a carbide blade? Mike October 30, 2020 05:35 Updated Speed of a carbide blade depends on the grade of the material being cut. Related articles Where do I find the proper feeds and speeds for carbide blade? Can you use metal cutting carbide blades for wood cutting? Do LENOX bi-metal blades contain Cobalt? What grades are the carbide blades available in? Does LENOX offer a welding fluid? Comments 0 comments Please sign in to leave a comment.