Full Specifications: The carbide rotary file set includes 10 different types of rotary files to meet the processing needs of various scenarios, finishing the machining of various metal molds, removing burrs, burrs and welds, cutting various mechanical parts and various metal and non-metal engravings, etc.High quality: The cutting head is made of high-quality carbide steel with extremely high hardness, good toughness, heat resistance, and corrosion resistance. The tool's lifespan is 10 times longer than that of high-speed steel tools and more than 200 times longer than that of small grinding wheels.High efficiency: Double cutting head design, faster cutting time and better polishing effect, greatly improving work efficiency; processing efficiency is 10 times greater than manual filing and almost 10 times greater than a small grinding wheel with a handle.Wide range of applications: Rotary cutters are suitable for a variety of materials such as wood, plastics, and softer metals like aluminum. The holder is compatible with most tools, including rotary tools, lathes, grinders, drills, and other multi-tools.3mm Carbide Milling Cutter Set, Carbide Rotary File, For Wood and Stone Carving and Cleaning Burrs and WeldsBasic product information:Product Name: Carbide Milling Cutter SetSize: 3*3mmQuantity: 20Material: Tungsten carbide steelCutting method: Double cutFeatures:1. The rotary cutters are made of high-quality carbide2. A variety of different cutters, such as conical cutters, V-shaped cutters, and cylindrical cutters. This variety of cutters will fully meet your DIY needs.3. High hardness, wear resistance, good strength/toughness, tool life is 10 times longer than high-speed steel tools and more than 200 times longer than small grinding wheels.4. The double-cut design improves work efficiency. Processing efficiency is 10 times greater than that of hand files and almost 10 times greater than that of small shank grinding wheels.Application scenarios: Mold making, mechanical chamfering, grooving, cleaning, molding, welding.Scope of application: Suitable for a variety of materials such as wood, plastic, and softer metals like aluminum. The holder is compatible with most tools such as rotary tools, lathes, grinders, drills, and other multi-tools.Package contents:1*Set of Carbide Router Bits