Part number:Jarchii54giomnbzu Item Weight:120 g Package Dimensions:9.3 x 8.3 x 2.4 cm; 120 Grams Finish:Finish Material:Material Shape:Round Power source type:PowerSource Installation method:InstallationMethod Item Package Quantity:1 Spout height:1 Centimetres Handle material:Default Accessory connection type:Default Included components:Inc Batteries Required?:No Description:Countersink end mill cutter is a special made tool mainly used to cut such a hole allows the head of a bolt or screw. This kind of cutter cut hole and bottom hole with high alignment precision, Due to its high production efficiency, it is commonly used for machining industry.Features:- Preminum Material: Mill cutters are made of hard high speed steel, usually used to be assembled on milling machine.- Application: Suitable for milling of copper, aluminum, steel, cast iron, etc.- High Performance: High toughness, abrasion resistance, high-speed cutting for the high hardness.- Usage: Can processing directly or fine processing to the heat treatment mold.- High Efficiency: Reduces times of changing tools, improves machine actuator movement efficiency and save mold making time.Specifications:Material: HSS-AL super-hard high speed steelHardness: HRC65~68Size:(Boot*Blade Diameter*Shank Diameter*Full Length)M3=3.2*5.9*6*45mmM4=4.2*7.4*6*48mmM5=5.2*8.9*6*51mmM6=6.2*10.4*8*58mmM8=8.2*13.4*12*67mmWeight: 128g(approx.)Package Includes:5 x Countersink Mill CuttersNote:1. Please allow 1-2mm error due to manual measurement. Thanks for your understanding.2. Monitors are not calibrated same, item color displayed in photos may be showing slightly different from the real object. Please take the real one as standard. About this item [HSS Counterbore End Mill]: These end mill cutters are made of hard high speed steel, High toughness, abrasion resistance, high-speed cutting for the high hardness [Application]: Our M3-M8 professional counter bore bits are usually used to be assembled on milling machine; Suitable for milling of copper, aluminum, steel, cast iron, etc [Well Performance]: This counterbore set can processing directly or fine processing to the heat treatment mold [High Effective]: Reduces times of changing tools, improves machine actuator movement efficiency and save mold making time [5pcs/Set M3 M4 M5 M6 M8]: 5pcs M3-M8 countersink end mill cutters drill bits set 4 flute metal drilling slot drill bit woodworking pilot milling cutting tools set [HSS Counterbore End Mill]: These end mill cutters are made of hard high speed steel, High toughness, abrasion resistance, high-speed cutting for the high hardness [Application]: Our M3-M8 professional counter bore bits are usually used to be assembled on milling machine; Suitable for milling of copper, aluminum, steel, cast iron, etc [Well Performance]: This counterbore set can processing directly or fine processing to the heat treatment mold [High Effective]: Reduces times of changing tools, improves machine actuator movement efficiency and save mold making time [5pcs/Set M3 M4 M5 M6 M8]: 5pcs M3-M8 countersink end mill cutters drill bits set 4 flute metal drilling slot drill bit woodworking pilot milling cutting tools set