Spiral Point Tap: 7/16-20 UNF, 3 Flutes, Plug Chamfer, 2B Class of Fit, High-Speed Steel-E, Black Oxide Coated MPN:5366595

Featuring a diameter of 7/16-20 UNF with an H3 Class of fit, this Spiral Point Tap delivers precise threaded holes needed by professionals or DIYers in industries demanding top precision machining results. Its three flutes provide efficient chip removal while operating at high RPMs while High-Speed Steel-E construction offers superior durability against wear and tear when working with hardy materials providing consistency in performance time after time regardless of environment. Additionally, its plug chamfer feature allows for convenient access in deep hole applications and the protective black oxide coating protects against rust making this product ideal for machining tasks both indoors and outdoors!