Achieve precise, through-hole UNF threading with the OSG UNF Spiral Point Threading Tap. Built for professional machining, this tap combines robust construction with efficient chip evacuation to deliver reliable, high-quality threads every time.

• UNF Spiral Point Design: Optimized geometry that pushes chips forward and minimizes snagging, ideal for through-hole tapping and clean thread formation.
• Material & Coating: High-Speed Steel with cobalt (HSS-E) for enhanced hardness and heat resistance, paired with a durable Steam Oxide coating for improved wear life.
• Thread Size & Type: 1/2-20 UNF threading tap configured for fine-pitch applications requiring precise, tight threads.
• Through-Hole Capability: Specifically designed for through-hole tapping, enabling full thread depth and consistent performance in production environments.
• Precision & Reliability: OSG’s advanced threading technology delivers consistent thread quality and extended tool life under demanding machining tasks.

Using the OSG UNF Spiral Point Threading Tap translates to smoother cutting action, reduced rework, and dependable performance in critical assemblies. The combination of HSS-E durability and steam-oxide protection helps maintain sharpness and accuracy across multiple jobs, making it a reliable choice for precision threading in metalworking and manufacturing workflows.