Spiral Point Tap: 5/16-24 UNF, 3 Flutes, Plug Chamfer, 3B Class of Fit, High-Speed Steel-E-PM, Super-B Coated MPN:7350303

The spiral point tap is a versatile and precision tool used for tapping into various materials like aluminum, brass, cast iron, bronze or carbon steel with its 5/16-24 UNF size range making it suitable for both fine or course threading applications. It features an advanced coating system comprising of E-PM high-speed steel and Super-B, enhancing wear resistance and durability even in demanding operations like threading aluminum castings without fear of cracking or chipping during operation. Its plug chamfer design allows smooth entry into blind holes, while the 3B class of fit provides exceptional thread quality ensuring proper engagement even when encountering tapped holes at steep angles common in aircraft and aerospace industries among others requiring precise machining results without compromising quality standards or reliability.