Spiral Point Tap: 1-3/8-8 UN-8, 4 Flutes, Plug Chamfer, H6 Class of Fit, High-Speed Steel-E, Black Oxide Coated MPN:5366449

The 1-3/8-8 x .570-.579 pitch size, Unified National Coarse (UNC) thread type, high speed steel plug taps coated with black oxide finish is an essential tool for professionals working in machining and manufacturing industries. Its key specifications include a chamfer-plug design which provides easy chip evacuation and less stress concentrations, ensuring better gripping of the workpiece. The material of construction (high speed steel) offers excellent hardness and wear resistance, while the black oxide finish enhances durability and reduces friction. Applications for this tap include threading blind holes, pipes, rods, or studs, and producing threads in various materials such as steel, stainless steel, brass, aluminum, and more. The 1-3/8-8 size is commonly used in automotive, aerospace, and construction industries to create UNC threaded components.