Features Premium Material: Possess high hardness, high wear resistance, high strength, the ball end mill comes with sufficient bending market and wear resistance. Reliable Performance: The ball end mill adopts high speed steel material, the ball end mill has good milling and cutting performance to ensure high efficiency. Wide Applications: The ball end mill can be used for PCB, SMT, CNC, mold, plastic, carbon fiber, wood, printing plate and other accurate processing components. Shank Diameter: End mill milling cutter come with ball nose drill type, drill shank diameter for 1/8in, universal and practical. 10PCS: The package contain a total of 10pcs of ball nose cutter, enough for you to replace and use, very convenient. Specification: Item Type: Ball End Mill Material: High speed steel Outer Diameter: 1/8in Drill Type: Ball head Package List: 10 x Ball End Mill Note: Pay attention to safety protection when using. Package List 10 x Ball End Mill