ITEM NAME:4pc 6-handle Round Groove Router Bit End Mill Milling Cutter Woodworkin MZQ Descriptio n Description: - This Product Is Made With Special Grinding Technology, Which Has Good Strength, High Hardness, Sharp And Wear-Resistant.. - High Frequency Welding Of Blade And Blade Body, High Speed Steel Of Blade Body,Firm And Not Easy To Break. - With Spray Technology, The Tool Is Beautiful And Corrosion Resistant, Prolonging The Service Life. - Safety Instructionsï ¼Å¡ - Blade Products Are Not Intended For Use By People Under The Age Of 18. - This Item Is For Industrial Cutting Only And Is Not Intended For Use In Hazardous Materials. Specifications: Material: Car.High Frequency Welding Of Blade And Blade Body, High Speed Steel Of Blade Body,Firm And Not Easy To Break. We'd like to settle any problem in a friendly manner. - With Spray Technology, The Tool Is Beautiful And Corrosion Resistant, Prolonging The Service Life.