1PCS 300/350/400mm Extra Long High-Speed Steel Twist Bit - 13-29MM Morse Taper Shank Drill Bit for Metalworking(20x400mm)

Material : High Speed SteelUse : Metal DrillingThe HSS material has undergone a special heat treatment process, combining high hardness and toughness to cut metal stably at high speeds.The spiral flute devise optimises the chip path, reduces chip clogging and friction heat generation, and extends the life of the drill.Suitable for standard Morse taper drilling, milling and boring machines, and can be used in conjunction with coolant to further enhance machining efficiency and drill durability.Package Included: 1pcs Drill Bit

• Constructed from high-speed steel for exceptional hardness and wear resistance, ensuring longevity and sharpness during high-speed cutting.
• Features a Morse taper shank devise for automatic centering and secure fixation, eliminating the need for additional clamping devices while efficiently transmitting high torque.
• Innovative spiral groove devise enhances chip discharge, preventing clogging and optimizing cutting precision with a 135-degree cutting edge geometry.
• Ideal for drilling, reaming, and other machining tasks in machinery manufacturing and mold processing, making it a versatile tool for professionals.
• Special heat treatment process combines high hardness and toughness, allowing stable metal cutting at high speeds, suitable for use with coolant to improve efficiency and durability.