OSG Threading Tap - UNC Spiral Point HSS-E - Steam Oxide Coated - Through Hole - No. 4 x 40 Stub Drill Toolex Reamer with a straight

Toolex Reamer with a straight shank and spiral flute is engineered for precision hole enlarging and finishing in metalworking

helping you reduce tool changes and shorten machining cycles

5 is a precision tool designed to verify external thread diameters on threaded components

Precise 3/16 x 24

Material: HSS-E substrate delivers toughness and edge retention for reliable metal removal

OSG Threading Tap - UNC Spiral Point HSS-E - Steam Oxide Coated - Through Hole - No. 4 x 40 Stub Drill Toolex Reamer with a straightThe OSG UNC Spiral Point Threading Tap is designed for machinists who demand clean, precise through hole threads with impressive tool life. Built with HSS E cobalt and a durable Steam Oxide coating, this tap combines toughness, heat resistance, and smooth cutting performance for everyday tapping tasks. No. 4 x 40 UNC: Spiral point threading tap optimized for through hole applications and standard 4 40 threads. Material: HSSE (highspeed steel with