Enhance your threading capabilities with this Hertel Thread Forming Tap designed for #5-40 UNC applications. Featuring both 2B and 3B class of fit options, this bottoming chamfer tap is crafted from premium high-speed steel with a durable titanium nitride finish for extended tool life and improved performance. The 5/8" thread length provides precise threading in various materials, while the 1-15/16" overall length offers excellent reach and control. This H3 tap is ideal for creating strong, consistent threads without generating chips, making it perfect for blind holes and through holes alike. The bottoming chamfer design allows for threading closer to the bottom of blind holes, maximizing usable thread depth. Manufactured by MSC Industrial, this professional-grade threading tool delivers reliable performance for industrial applications, maintenance tasks, and precision machining operations.