Product performance: purchase U-shaped groove design to improve chip removal effect and make the tool more Colorful coating for processing aluminum alloy, low viscosity knife, increase wear resistance and finish Full body polishing, blade polishing, chip removal groove polishing, high processing finish Chip tank increased by 20% ,Sharpness increased by 15% ,Suitable for rapid machining and feeding Name: U-groove aluminum milling cutter, Weight: 0.03086471668 pounds, Manufacturer: Prterver