OSG Threading Tap - BSF Spiral Point HSS-E - Steam Oxide Coated - Through Hole - 1.1/4 x 9 ISO Insert - RC Style This toolholder enables high machining

This toolholder enables high machining parameters without sacrificing surface finish

The 2-flute configuration balances rigidity with material removal

predictable accuracy suitable for standard reaming practices

general-purpose: Versatile enough for steel

The rugged black body includes a top surface with threaded holes for secure mounting

OSG Threading Tap - BSF Spiral Point HSS-E - Steam Oxide Coated - Through Hole - 1.1/4 x 9 ISO Insert - RC Style This toolholder enables high machiningThe OSG BSF Spiral Point Threading Tap in HSS E with Steam Oxide coating is a precision tool designed for professionals who need accurate British Standard Fine threads in through holes. Built for reliability in production environments, it delivers consistent thread quality and extended tool life. Material: HSS E (high speed steel with cobalt) for superior hardness and heat resistance, ideal for tough tapping tasks. Coating: Steam Oxide finish reduces