RUKO 203040 Pack de 10 brocas helicoidales Larga DIN 340, tipo N HSS, fresada rectificada (Ø 4 mm)

Ruko Din 340 Long Hss Ground Helical Ø 4 Mm Metal Drill Bit 10 Units. RUKO DIN 340 Long HSS Ground Metal Drill Bit Ø 4 mmExperience the pinnacle of precision and durability with the RUKO DIN 340 Long Series Helical Drill Bit, expertly engineered for demanding deep drilling tasks in a wide variety of metals. Designed for professionals and discerning craftsmen who require unwavering performance and accuracy, this high-performance 4 mm drill bit is the definitive solution for creating deep, clean, and precise holes. Its extended length and robust construction make it an indispensable accessory for any workshop or job site where standard-length bits fall short.Master Deep Drilling ApplicationsThe core strength of this RUKO drill bit lies in its specialized long series design, compliant with the DIN 340 standard. This provides a generous total length of 119 mm and a substantial cutting length of 78 mm, allowing you to master deep drilling applications with confidence and ease. Whether you are working on thick metal plates, engine blocks, or complex fabrications, this drill bit provides the reach you need. For optimal results and to maintain the tool´s integrity when creating deep holes, small drill bit advancements combined with periodic chip removal are necessary.Exceptional Performance and DurabilityRely on a tool built to withstand the rigors of professional use. This drill bit is manufactured from high-speed steel (HSS) and is fully ground, a process that ensures superior sharpness, concentricity, and an exceptionally smooth surface finish. This meticulous manufacturing results in high resistance to breakage, even when drilling into tough materials. The bright surface and right-hand cut design are optimized for performance, delivering clean and efficient cutting action every time. The classic 118º conical point grinding ensures excellent self-centering and efficient penetration, reducing the need for a pilot hole in many materials.Engineered for VersatilityThis is not just a drill bit, it is a versatile cutting tool designed for a vast range of materials. The optimized geometry, featuring a 20-30º spiral angle, provides effective chip evacuation, preventing clogging and overheating. The strict h8 diameter tolerance guarantees that your 4 mm holes are drilled with the utmost dimensional accuracy, a critical factor for tasks requiring precise fits.Wide Range of Applications:This individual metal drill bit is perfectly suited for drilling in:* Specialty Metals: Sintered iron, nickel silver, and graphite cast iron.* Non-Ferrous Metals: Aluminum alloys, bronze, and brass.The tool arrives ready for use in a protective, translucent plastic case with a distinctive blue label, ensuring it remains in perfect condition.Technical Specifications:* Product Type: Long HSS Ground Helical Drill Bit* Standard: DIN 340* Diameter (Ø): 4 mm* Diameter Tolerance: h8* Total Length: 119 mm* Cutting Length (Flute Length): 78 mm* Point Geometry: Conical Point Grinding* Cutting Angle: 118º* Spiral Angle (Helix Angle): 20-30º* Cut Direction: Right-hand cut* Surface Finish: Bright* Primary Application: Metal. tradeinn Bricoinn

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