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Introducing our top-of-the-line Screw Machine Drill Bit, perfect for machining projects where precision is key. This drill bit is designed for high performance in stainless steel, aluminum, and other tough materials with its TiN coating that shields it from heat and wear. The spiral flutes make it a breeze to remove chips while you work, enhancing your overall experience. With a size of 5/16 inch, this drill bit is perfect for the expert or amateur machinist alike. Don't settle for inferior products when you can have the precision and durability our screw machine drill provides!