Features: Made of tungsten steel high construction tools. Suitable for processing:PCB, Mould, plasti, carbon fiber, composite board, hard wood, and so-on. Carbide-precision machined from bars of high-precision equipment, selection of high quality-ultrafine particles. Has good milling and cutting performance, ensure the high efficiency of the work. Sufficient bending strength and wear resistance, slot milling, hole and the-edge of the-board, the-surface is clean, neat, no glitches. High strength, resistance to bending, breakage resistance, and have excellent physical-properties, long tool life. Specifications: Material:Tungsten Steel Size:As Picture Shown Blade-Diameter: 0.6-8mm Note: .Please allow 1-2cm errors due to manual measurement, make sure that you do not mind before you order. .Due to the difference between different monitors, the picture may not reflect the actual color of the item. Thanks for your understandings. Package includes: 10pcs Corn Milling Cutter