Spiral Point Tap: 3/8-16 UNC, 3 Flutes, Plug Chamfer, 2B Class of Fit, High-Speed Steel-E, Black Oxide Coated MPN:5366589

This Spiral Point Taps UNC 3/8-16 with Black Oxide Finish is made from High Speed Steel offering durability during heavy use, resistance against heat and wear when threading through tough metals such as steel or cast iron. The plug chamfer on this tool minimizes burrs for cleaner thread fit while reducing galling; allowing easier disassembly in future applications. It's ideal for professional mechanics and machinists looking to achieve high precision thread results with its spiral point entry design requiring less force and reducing breakage during use. The 4-5/8 overall length drill bit equivalent of 5/16 makes it suitable for creating threads on diameters ranging from 3/8 or larger, perfect for manufacturing plants, automotive repair shops, aerospace industries and any application demanding accurate threading.