The OSG Threading Tap UNC A-Spiral Point is a precision tool built for through-hole threading in UNC applications. Designed for durability and consistent results, this 1/4-20 tap combines a powder-metal core with a TiCN coating to deliver reliable performance in a variety of materials.

• Thread Type: UNC A (Unified National Coarse) spiral-point tap with a right-hand thread, sized for 1/4"-20 through-holes.
• Flute Design: Spiral-point geometry pushes chips forward, optimizing through-hole threading and reducing chip buildup.
• Coating: TiCN coating enhances hardness and heat resistance for longer tool life and steadier cutting performance.
• Substrate: Powder-metal construction delivers improved wear resistance and toughness in demanding applications.
• Hole Compatibility: Specifically engineered for through-hole DIN2184-1 requirements, ensuring reliable engagement and alignment.
• Performance: Supports higher cutting speeds, smoother finish, and consistent thread quality across a range of materials.

In practical use, this OSG threading tap excels in production runs and maintenance tasks that require quick, clean UNC threads in through-holes. The combination of TiCN coating and powder-metal technology helps extend tool life, minimize downtime, and deliver dependable threads the first time, every time. Ideal for shops seeking a durable, high-precision tapping solution for 1/4"-20 through-hole projects.