OSG Threading Tap - BSW Spiral Point HSS-E - Steam Oxide Coated - Through Hole - 1 x 8 ISO Insert - SC Style 41 mm diameter reamer is

41 mm diameter reamer is built for reliability in both professional shops and home workshops

005 mm: Ensures precise hole diameter control for reliable fits and consistent reaming results

and supports accurate

rod forming

Precisely verify external BSP and BSPP threads with confidence using the Asimeto Ring Gauge NOGO (NoGo) for 6G tolerance

OSG Threading Tap - BSW Spiral Point HSS-E - Steam Oxide Coated - Through Hole - 1 x 8 ISO Insert - SC Style 41 mm diameter reamer isThe OSG BSW Spiral Point Threading Tap is a high performance tool designed for through hole tapping in metalwork. Built for machinists, fabricators, and job shops, it delivers precise, durable British Standard Whitworth threads with efficient chip evacuation. Material: HSSE (high speed steel with cobalt) for enhanced wear resistance and heat tolerance. Coating: Steam Oxide coating to reduce wear, improve lubricity, and extend tool life in tapping