Hertel Straight Flute Tap, 3-1/2-8 UNS, 8 Flute, Bottoming Chamfer, High-Speed Steel, Bright/Uncoated Finish, 4-5/16" Thread Length, 10-1/4" OAL

The Hertel Straight Flute Tap is a precision threading tool designed for creating 3-1/2-8 UNS threads with exceptional accuracy. Featuring 8 flutes and a bottoming chamfer, this high-quality tap is crafted from high-speed steel with a bright/uncoated finish for durability and performance. With a generous 4-5/16" thread length and 10-1/4" overall length, this tap provides excellent reach for deep threading applications. The straight flute design efficiently removes chips during the tapping process, while the through coolant feature helps maintain optimal cutting conditions by reducing heat buildup. This professional-grade hand tap is manufactured by MSC Industrial under the trusted Hertel brand, making it an ideal choice for machinists and industrial applications requiring precise UNS threading capabilities. The bottoming design allows threads to be cut nearly to the bottom of blind holes for maximum thread engagement.

• PRECISION ENGINEERED: Hertel Straight Flute Tap designed with 3-1/2-8 UNS thread size and 8 flutes for precise threading applications in demanding industrial environments.
• HIGH-SPEED STEEL CONSTRUCTION: Made from premium HSS material with a bright/uncoated finish for excellent durability and cutting performance in various materials.
• BOTTOMING CHAMFER DESIGN: Features a bottoming chamfer that allows threading to continue closer to the bottom of blind holes for maximum thread engagement.
• GENEROUS DIMENSIONS: Includes 4-5/16" thread length and 10-1/4" overall length, providing ample reach for deep threading applications.
• SPECIALIZED FEATURES: Equipped with through coolant capability to efficiently remove chips and extend tool life during threading operations.