Threading Tools · Made to Order · Made in USA
Taps & Dies
Special Taps, Dies, and Thread Mills — Manufactured to Order
Special taps, dies, and carbide thread mills across a wide range of profiles and sizes — manufactured to order and quoted on request.
Request Custom QuoteISO/IEC 17025Accredited
ISO 9001Certified Quality Management
ANSI/NCSL Z540-1Accredited Calibration Lab
Made in USASince 1989
WESTport manufactures special taps, dies, and carbide thread mills to order — from popular non-standard sizes and pitches to ACME, long/short series, pipe, extension, and forming styles. Every part is quoted on request; the catalog covers full-fidelity part numbers across inch and metric.
- Taps — ACME, long/short series, pipe, extension, forming, spiral & straight flute, nut taps, and popular specials.
- Dies — round adjustable split, hexagon rethreading, cone, and pipe dies.
- Thread Mills — carbide helical UN, metric, and NPT/NPTF profiles.
All items are call-for-quote. For a custom form, send a blueprint through our Custom Tap & Die Quote.