The OSG UNC A-Spiral Flute Threading Tap is a high-performance tool designed for precise tapping of UNC threads in blind holes, built to endure demanding production environments.

• Size: M8 x 32
• Thread type: UNC A (Unified National Coarse) right-hand thread
• Flute design: A-Spiral flute for efficient chip removal in blind-hole tapping
• Material: Powder metal construction for enhanced durability, wear resistance, and rigidity
• Coating: TiCN coating increases hardness, reduces friction, and extends tool life
• Application: Optimized for tapping UNC threads in blind holes with clean, consistent results
• Standards: DIN2184-1 compliance for reliable, standard-compliant performance

The combination of powder metal substrate and TiCN coating delivers lasting performance in tough materials, while the spiral flute facilitates smooth chip evacuation—crucial for maintaining thread integrity in blind holes. This tap supports high-speed, high-precision tapping operations, helping you achieve accurate thread forms with less effort and fewer tool changes. Ideal for manufacturing, automotive, and engineering environments where UNC threads and blind-hole applications are common, it’s a dependable choice for repeatable, quality results.