ORIGINAL 10PCS USER TOOLS TNMG160408-PM 4025
Carbide is more
expensive per unit than other typical tool materials, and it is more
brittle, making it susceptible to chipping and breaking. To offset these
problems, the carbide cutting tip itself is often in the form of a
small insert for a larger tipped tool whose shank is made of another
material, usually carbon tool steel. This gives the benefit of using
carbide at the cutting interface without the high cost and brittleness
of making the entire tool out of carbide. Most modern face mills use
carbide inserts, as well as many lathe tools and endmills. In recent
decades, though, solid-carbide endmills have also become more commonly
used, wherever the application's characteristics make the pros (such as
shorter cycle times) outweigh the con.