Thread Mills - NPTF

Produce dry-seal NPTF internal threads with perfect fit and zero leak performance.

Browse by Series

MT - Thread Mills Without Internal Coolant
MT Thread Mills Without Internal Coolant
Features:
✅ Multi (3–5) flutes
MTB – Thread Mills With Internal Coolant Bore For Blind Holes
MTB Thread Mills
Features:
✅ Coolant fluid washes the chips out of the hole
✅ Increased tool life
MTZ – Thread Mills With Internal Coolant Through The Flutes
MTZ Thread Mills
Features:
✅ Specially designed for threading on “through” holes
✅ Direct chip removal
✅ Optimal for machines without external coolant
Carmex Tool Wizard
Carmex Tool Wizard
Features:
✅ Perfect Tool Selection
✅ Smart & Simple to use
✅ Boost Accuracy & Efficiency
✅ Cycle times supplied
✅ All control types included

NPTF Thread Mills

Carmex NPTF dry-seal thread mills set the benchmark for leak-free performance in hydraulic and pneumatic applications. With precision-ground flutes and durable carbide construction, they produce interference-fit threads that eliminate the need for sealing compounds.

Perfect for high-pressure systems and critical safety components, Carmex NPTF tools maintain form accuracy, chip control, and long life even under continuous use.

✅ True dry-seal NPTF threading geometry

✅ Zero-leak performance for fluid and gas assemblies

✅ Excellent control, accuracy, and repeatability

Trust Carmex NPTF thread mills — engineered for perfect sealing and professional reliability.