OSG Threading Tap Metric A-LT-Spiral Flute - Powder Metal Right Hand -TiCN Coated - Blind Holes - M16 x 2The OSG Threading Tap is a metric internal threading tool designed for machinists and fabricators who need precise, reliable threads in blind holes. With a powder metal body, TiCN coating, and an LT spiral flute, it delivers durable performance for deep hole tapping in demanding applications. Metric size & pitch: M16 x 2 ready for standard metric threadings in blind holes Threading tap geometry: A LT Spiral Flute, Right Hand optimized for efficient