OSG Threading Tap NPSF A-Spiral Flute - FORME Powder Metal Right Hand -TiCN Coated - Blind Holes DIN5156 - 1/8 x 27 Standard Chip control and finish: Optimized

Chip control and finish: Optimized geometry and coating provide excellent chip control and a smoother surface finish in grooves

Solid carbide construction for precision: Rigid carbide provides clean hole quality and tight size control across metals and composites for dependable results

ISO H5 tolerance and M2 HSS build: Delivers tight size control (-0 +

Whitworth Thread Form: Specifically engineered for internal BSW/BSF threads at 7/16" diameter and 18 TPI

Material: HSS-E (high‑speed steel enhanced for strength

OSG Threading Tap NPSF A-Spiral Flute - FORME Powder Metal Right Hand -TiCN Coated - Blind Holes DIN5156 - 1/8 x 27 Standard Chip control and finish: OptimizedThe OSG Threading Tap NPSF A Spiral Flute is a precision right hand tap designed to cut National Pipe Straight Fuel (NPSF) threads in blind hole workpieces. Built on FORME powder metal and finished with TiCN coating, it blends durability with high cutting performance for demanding applications. Thread type: NPSF (National Pipe Straight Fuel) threads for blind hole applications Flute design: A Spiral flute promotes efficient chip evacuation to minimize