Interstate High Speed Steel Spiral Point Tap, #4-48 UNF, H2 Thread Limit, 2 Flutes

HSS Interchangeable Pilot Counterbore, 31/64" - 43-528-9 Straight Shank Short Series Used in spot facing and counterboring operations Each tool accepts a wide range of pilots These tools are End Cutting only, with outside diameter normally .005 to .010" ov