Feature: 1. GOOD WEAR RESISTANT: Possess high hardness, high wear resistance, high strength, come with sufficient bending market and wear resistance 2. EFFICIENT PERFORMANCE: Using high speed steel material, which has good milling and cutting performance to ensure high efficiency 3. 1.0-3.175MM DIFFERENT SIZES: End mill bits set contain 1.0-3.175mm drill size, suitable for various usage scenarios, easy to replace 4. PROCESSING RANGE: Can be used for PCB, SMT, CNC, mold, plastic, carbon fiber, wood, printing plate and other accurate processing components 5. 1/8IN SHANK DIAMETER: End mill milling cutter come with flat nose drill type, drill shank diameter for 1/8in, universal and practical Specification: Item Type: End Mill Material: High speed steel Drill Diameter: 1, 1, 1.5, 1.5, 2.5, 2, 2, 2.5, 3.175, 3.175 (mm) Drill Type: Flat Drill Shank Diameter: 1/8in. Package List: 10 x End Mill Note: Pay attention to safety protection when using.