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Carmex Thread Mills Carbide - Through Coolant (Flutes) - UN (UNC UNF UNEF UNS) - 1 - 1 1/2 x 12 - MT7

SKU:MTZ1616E4112UNMT7

The Carmex MTZ Thread Mills in Carbide are precision tools designed for through-hole threading, delivering coolant directly to the cutting edge for cleaner, cooler, and more reliable threads. Idea... Read more ↓
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Thread FormUN (UNC UNF UNEF UNS)
Size1 - 1 1/2
Pitch12
Diameter (D)16
Flute Length (l)41.3
Shank Diameter (d)16
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£236.58 £315.44
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5 days estimated lead time — subject to availability
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The Carmex MTZ Thread Mills in Carbide are precision tools designed for through-hole threading, delivering coolant directly to the cutting edge for cleaner, cooler, and more reliable threads. Ideal for shops that need high-precision internal threads on machines without external coolant systems.

  • Through-Coolant Delivery: coolant travels through the flute to the cutting edge, enhancing heat removal and chip control for consistent thread quality.
  • Thread Milling for Through Holes: optimized flute geometry and cutting edges tailored for threading inside through holes with efficient direct chip evacuation.
  • Thread Forms Supported: compatible with UN, UNC, UNF, UNEF, and UNS thread standards to cover a wide range of applications.
  • Carbide Construction: rigid carbide body provides high dimensional stability, wear resistance, and prolonged tool life under demanding milling conditions.
  • MT7 Shank: MT7 tooling interface fits a broad selection of CNC mills and machining centers, enabling versatile deployment.
  • Size: 1 - 1 1/2 x 12 (as specified by the product title), detailing the cutting diameter range and corresponding length for reliable threading performance.

In practice, this MTZ thread mill reduces cycle times and improves thread accuracy by maintaining a cooler cutting zone and ensuring smooth chip evacuation. The through-flute coolant design makes internal threading feasible on equipment without external coolant lines, broadening where you can achieve precise UNC/UNF/UNEF/UNS threads. Choose this tool when you need dependable, repeatable internal threads in metal parts such as housings, blocks, and assemblies, with a focus on cleaner finishes and extended tool life.

Thread Form UN (UNC UNF UNEF UNS)
Size 1 - 1 1/2
Pitch 12
Diameter (D) 16
Flute Length (l) 41.3
Shank Diameter (d) 16
No of Flutes 5
Overall Length (L) 101
Thread Mill Style Standard + Coolant (Flutes)
Internal or External Internal
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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Full Range: Carmex Solid Carbide Thread Mills - UN - With Internal Coolant Through The Flutes (MTZ)

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