OSG Threading Tap - BA Spiral Point HSS-E - Steam Oxide Coated - Through Hole - 10BAThe OSG BA Spiral Point Threading Tap is a precision tool designed for through hole BA thread production. Built with cobalt enhanced HSS E and finished with steam oxide, it delivers durable performance and reliable thread quality for demanding machining tasks. Thread Type: BA Spiral Point threading tap engineered for through hole BA threads, enabling efficient chip evacuation during cutting. Material: HSS E (high speed steel with cobalt) for improved