1/2-20NF H3 3 Flute High Speed Steel Spiral Flute Bottom Tap MPN:1011-8622

This H3 3-flute high-speed steel spiral flute bottom tap is designed for efficient threading in a variety of applications. Its right-hand thread direction and 1/2-20NF size make it suitable for use in machine shops, toolrooms, and on the production floor. The spiral flute design provides a smooth, consistent cutting action that reduces chatter and vibration, while the high-speed steel construction ensures durability and resistance to wear. Ideal for threading aluminum, brass, copper, and other non-ferrous metals, this tap is perfect for aerospace, automotive, and other industries where precision and speed are essential.

Top product features:

• 3 Flute design for efficient material removal and reduced tool breakage
• High Speed Steel material for improved durability and heat resistance
• Spiral flute design for reduced chip packing and improved tapping performance

Top product applications:

• Machining large through holes in steel and cast iron
• Cutting threads in large diameter holes
• Drilling and tapping large diameter holes in steel and cast iron