Industrial Butterfield 1-1/8-7 NC HSG 4-Flute Straight Taper Tap 5-1/2 OAL

Union Butterfield 1500 Series General-Purpose Straight-Flute Hand Tap, 1-1/8-7 UNC, is a four-flute, straight-flute tap designed for hand-threading operations with a tapered chamfer for smoother starting threads. Crafted from bright high-speed steel (HSS) and intended for general-purpose use, this right-hand cutting tap measures an overall length of 5-7/16 inches, with a thread length of 2-9/16 inches and a shank diameter of 0.896 inches, making it compatible with standard hand-tap holders. The tap carries an H4 thread limit and is suitable for tapping a range of materials including steel, stainless steel, copper, titanium, nickel, cast iron, aluminum, magnesium, and other synthetic materials.