OSG Threading Tap NPSF A-Spiral Flute - FORME Powder Metal Right Hand -TiCN Coated - Blind Holes DIN5156 - 3/8 x 18 End Mill Holders delivering more precise dimensions and

delivering more precise dimensions and a smoother surface on inclined features

DIN 8089 / ISO H4 tolerance: Tight

001 mm (H5

and fabricators who demand tight hole tolerances in mid-range sizes

OSG Threading Tap NPSF A-Spiral Flute - FORME Powder Metal Right Hand -TiCN Coated - Blind Holes DIN5156 - 3/8 x 18 End Mill Holders delivering more precise dimensions andThe OSG Threading Tap NPSF A Spiral Flute is a precision tapping tool designed for engineers and machinists who need reliable NPSF threads in blind hole applications. Built with FORME powder metal and a TiCN coating, it delivers durable, high performance threading for hydraulic and pneumatic fittings. Thread form: NPSF (National Pipe Straight Fuel) threads for blind hole tapping, ideal for accurate, leakfree connections. Flute design: ASpiral flute