OSG Threading Tap - UNF Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole - No. 6 x 40 Centre Drill while one that does not

while one that does not is oversized for its class

helping you keep production moving and reduce insert changes

repeatable readings that help you decide fit quickly and with confidence

reducing downtime and ensuring every connection meets sealing requirements

precision-ground tooling when you need it

OSG Threading Tap - UNF Spiral Flute HSS-E - Steam Oxide Coated - Blind Hole - No. 6 x 40 Centre Drill while one that does notOSG UNF Spiral Flute Threading Tap in No. 6 x 40 is a precision threading tool designed for blind hole applications, ideal for machinists who need dependable, accurate internal threads. Built to deliver consistent results in metalworking projects, it blends durability with efficient chip evacuation for everyday and critical tasks. Thread type: UNF (Unified National Fine) thread for precise, tight internal threads in metal. Flute design: Spiral flute