The Carmex Carbide Threading Insert – Whitworth is a TiAlN-coated carbide tool designed for precise Whitworth threading and other common profiles. It’s built for professionals who need reliable performance in turning centers and lathes.

• Part code: 14-11W
• Coating: TiAlN-coated carbide for enhanced wear resistance and heat tolerance
• Profile coverage: Versatile collection that covers all common thread profiles in one lineup
• Lengths: Five lengths ranging from 12 mm to 40 mm
• Pitch range: Depending on length, supports pitches from 0.5 mm / 32 TPI up to 6.0 mm / 4 TPI
• Double-sided design: Two cutting edges per insert (except BSPT/NPT/NPTF/American Buttress/API RD)
• Internal/External capability: For many profiles, one insert can machine both internal and external threads (exceptions: ISO/UN/NPSM/UNJ/Acme)
• Material: Robust carbide construction from Carmex for durable, consistent performance

This insert lineup helps you streamline tooling, reduce downtime, and maintain consistent thread quality across a wide range of standard forms. The TiAlN coating improves heat resistance and wear life, allowing you to work efficiently at productive speeds. With dual cutting edges and broad internal/external versatility, you gain greater flexibility for threading tasks—from repair work to prototype runs—without swapping inserts.