OSG Threading Tap Metric A-Spiral Flute - +0.1 Powder Metal Right Hand -TiCN Coated - Blind Holes DIN371 - M8 x 1.25The OSG Threading Tap, Metric ASpiral Flute, is engineered for precise blind hole tapping in metric sizes. With a +0. 1 oversize tolerance and TiCN coating, it delivers reliable threads in demanding production environments while maintaining consistent fit for standard fasteners. Size & Standard: M8 x 1. 25 thread for metric blind hole applications, DIN371 compliant Flute Design: Aspiral flute optimizes chip evacuation in blind holes to reduce breakage