Features: _x000D_ 1. Suitable for processing high-hard parts such as stainless steel, mold, steel, heat-treated steel _x000D_ 2. Suitable for CNC machine tools and machining centers, not for key machines, general machine tools, etc. _x000D_ 3. Suitable for finishing, not suitable for roughing _x000D_ 4. Made of tungsten steel material, coated on the surface, not easy to damage _x000D_ 5. The product has ability to cut workpieces with hardness below HRC65 _x000D_ _x000D_ Specification: _x000D_ Condition: 100% Brand new _x000D_ Item Type: Milling Cutter _x000D_ Material: Tungsten steel _x000D_ Helical Angle: 45 _x000D_ Grain Size: 0.2um _x000D_ Coating: NACO nano coating _x000D_ Cutting Hardness: Workpiece below HRC65 _x000D_ Optional Style: 4x10x4Dx50L, 4x16x4Dx75L, 4x20x4Dx100L _x000D_ 4x10x4Dx50L: _x000D_ Blade Diameter: Approx. 4mm / 0.2in _x000D_ Blade Length: Approx. 10mm / 0.4in _x000D_ Whole Length: Approx. 50mm / 2in _x000D_ Handle Diameter: Approx. 4mm / 0.2in _x000D_ 4x16x4Dx75L: _x000D_ Blade Diameter: Approx. 4mm / 0.2in _x000D_ Blade Length: Approx. 16mm / 0.6in _x000D_ Whole Length: Approx. 75mm / 3in _x000D_ Handle Diameter: Approx. 4mm / 0.2in _x000D_ 4x20x4Dx100L: _x000D_ Blade Diameter: Approx. 4mm / 0.2in _x000D_ Blade Length: Approx. 20mm / 0.8in _x000D_ Whole Length: Approx. 100mm / 3.9in _x000D_ Handle Diameter: Approx. 4mm / 0.2in _x000D_ _x000D_ Package List: _x000D_ 1 x Milling Cutter