Hertel Extension Tap, 3/4-16 UNF, 4 Flutes, High Speed Steel, Bright Finish, Hand, Plug Chamfer, 6" OAL, 3B Class of Fit

The Hertel Extension Tap is a precision threading tool designed for professional machining applications. This 3/4-16 UNF (Unified National Fine) tap features 4 flutes with an H3 ground thread configuration for superior cutting performance. Crafted from high-quality high speed steel with a bright/uncoated finish, this standard hand tap delivers reliable performance for creating internal threads. The plug chamfer design provides optimal thread formation, while the generous 6" overall length allows for extended reach in deeper applications. Built to exacting standards with a 3B class of fit, this extension tap ensures accurate and consistent threading results. Manufactured by MSC Industrial under the trusted Hertel brand, this tap (Part #R867171) is an essential tool for machinists and manufacturing professionals working with precision components that require fine threading.

• PRECISION THREADING: Hertel Extension Tap features 3/4-16 UNF thread size with 4 flutes for accurate and efficient threading in extended applications.
• HIGH-QUALITY CONSTRUCTION: Made from High Speed Steel with bright/uncoated finish for durability and optimal cutting performance in various materials.
• TECHNICAL SPECIFICATIONS: H3 ground thread with plug chamfer design and 3B class of fit ensures precise thread formation and excellent tool life.
• EXTENDED REACH: 6" overall length (OAL) provides access to deep holes and recessed areas where standard taps cannot reach.
• PROFESSIONAL GRADE: Standard hand tap design with 4 flutes offers excellent chip evacuation and reduced torque requirements during threading operations.