We have carbide inserts designed for different types of spiral cutterhead. Our products can be used on many places but especially designed for Heavy-duty cutter head, light-duty cutter head and helical cutter head. With wonderful wear resistance, our tungsten cabide inserts are durable and have a long service life. With sharp edges, these indexable blades can provide you a smooth and clean surface. Not just the sharp carbide inserts, we also have durable spiral cutter head. Due to its special structure, you can install these tungsten carbide inserts easily. What's more, with more than one sides are available, you just need to change one side if one edge gets blunt. Which means you can save a large amount of money for changing blades.