Constructed from ultra-fine 0.2μm steel alloy, our milling cutter bits exhibit exceptional wear resistance and durability, maintaining continuous machining for over 700 minutes without impairment. Comprehensive Size Range: This set includes 10 pieces with cutting diameters from 0.8mm to 3.0mm, ensuring versatility for various precision tasks in CNC, mold making, and more. Versatile Application: Ideal for a wide range of materials including PCB, SMT, CNC, plastics, carbon fiber, and metals. Perfect for tasks like 3D relief sculpting, milling, lettering, and detailed part processing. Universal Compatibility: Featuring a standard 1/8inch shank, these bits are compatible with for and other popular rotary tools, making them a flexible addition to your tool . Precision Cutting: Engineered for detailed work, these bits are perfect for intricate designs on wood, plastic, metal, and other materials, ensuring clean cuts and excellent finishing. Colour:Silver&Gold Material:Cemented Carbide Package Contents: 10 x PCB milling cutter Only the above package content, other products are not included. Note: Light reflection and different displays may cause the color of the item in the picture a little different from the real thing. The measurement allowed error is +/- 1-3cm.