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Carmex Thread Mills Solid Carbide - Internal & External Thread - BSPT - RC1/4, RC3/8 x 19 - MT7

SKU:MT0808C1419BSPTMT7

The Carmex Thread Mills Solid Carbide - Internal & External Thread - BSPT - RC1/4, RC3/8 x 19 - MT7 is a versatile threading tool designed for precision and efficiency. Built for machinists a... Read more ↓
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Thread FormBSPT
SizeRC1/4 RC3/8
Pitch19
Diameter (D)8
Flute Length (l)14
Shank Diameter (d)8
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£86.72 £115.62
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5 days estimated lead time — subject to availability
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The Carmex Thread Mills Solid Carbide - Internal & External Thread - BSPT - RC1/4, RC3/8 x 19 - MT7 is a versatile threading tool designed for precision and efficiency. Built for machinists and shops that need reliable BSPT and RC thread milling, this MT7 shank tool delivers consistent results across both internal and external threads.

  • Material: Solid carbide construction for exceptional hardness, wear resistance, and long tool life in demanding threading applications.
  • Flute count: 3–5 flutes to balance cutting efficiency with thread accuracy and smooth chip evacuation.
  • Threading capability: Internal and external thread milling, enabling you to format both male and female threads with a single tool.
  • Thread standards and sizes: Supports BSPT and RC threading profiles, specifically RC1/4 and RC3/8 x 19, with MT7 tooling for broad machine compatibility.
  • Economic efficiency: Optimized flute geometry and carbide construction reduce cycle times and tooling costs while maintaining high-quality thread finishes.

Designed to streamline threading workflows, this MT-line tool delivers predictable performance from start to finish. The multi-flute design supports stable, precise thread formation, while the solid carbide body withstands repeated milling cycles. Ideal for small to mid-volume production and shops seeking a reliable, cost-effective solution for BSPT and RC threads, the Carmex MT7 thread mill helps you complete threaded features with fewer tool changes and tighter tolerances.

Thread Form BSPT
Size RC1/4 RC3/8
Pitch 19
Diameter (D) 8
Flute Length (l) 14
Shank Diameter (d) 8
No of Flutes 3
Overall Length (L) 64
Thread Mill Style Standard
Internal or External Internal & External
Coating MT7

What time are Protool open?

We are open Monday to Friday between 8:30am and 5pm.

Do you offer Free Next Day delivery?

Yes! We offer Free Next Day delivery via Royal Mail Tracked 24 on all orders over £50 ex VAT*. We also offer Free DPD Local Next Day delivery on all orders over £100 ex VAT*.

We also offer the following:

  • Royal Mail Tracked 24 — £5.90 (FREE on orders over £50 ex VAT*). Order before 4:30pm for next day delivery. No signature required.
  • DPD Local Next Day — £8.00 (FREE on orders over £100 ex VAT*). Standard next day delivery to UK mainland addresses.
  • Royal Mail Special Delivery — £12.50. Guaranteed delivery before 1pm the next working day.
  • DPD Saturday Delivery — £25.00. Must be ordered on Friday before 4pm. Pre-12pm delivery.

For delivery to Scottish Highlands & Islands, Northern Ireland, Republic of Ireland, or overseas locations, additional charges apply. Please see our delivery page for full details, or call us on 01732 887 334.

*T's & C's and exclusions apply. Please see our delivery page for more information on all our services.

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Staff are very helpful and polite.Goods that were in stock were dispatched same day and back orders were quick in coming through .
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Phone requests are handled quickly and without any fuss. The website is easy to use and straightforward to order from. It’s especially helpful that it shows real‑time availability, so we don’t need to call to confirm whether parts will arrive.
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Full Range: Carmex Solid Carbide Thread Mills - BSPT - For Internal & External Thread (MT)

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