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Carmex Carbide Tiny Tool - Threading - MIR - UN (UNC,UNF,UNEF,UNS) - BMK Grade - 5mm Minimum Diameter x 18mm Reach

SKU:MIR5L1820UNBMK

The Carmex Carbide Tiny Tool for threading is a precision cutting tool designed for small-diameter threads. With a full-profile UN 60° geometry (MIR), it enables highly accurate thread formation ... Read more ↓
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ApplicationThreading (MIR)
Thread FormUN (UNC UNF UNEF UNS)
Pitch or Pitch Range20
Minimum Diameter5
Reach18
GradeBMK
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£28.00
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5 days estimated lead time — subject to availability
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The Carmex Carbide Tiny Tool for threading is a precision cutting tool designed for small-diameter threads. With a full-profile UN 60° geometry (MIR), it enables highly accurate thread formation on tiny parts.

Constructed from premium-grade carbide, it delivers outstanding durability, strength, and wear resistance. Its compact form—featuring a 5 mm minimum diameter and 18 mm reach—lets you thread small components with ease, and its broad machine compatibility makes it a versatile choice for a wide range of setups.

  • Small-diameter threading capability: 5 mm minimum diameter and 18 mm reach enable precise threads on tight parts and confined spaces, simplifying small-component projects.
  • Premium carbide construction: Premium-grade carbide provides excellent durability, strength, and wear resistance for longer tool life and dependable performance.
  • UN 60° full-profile geometry (UNC/UNF/UNEF/UNS), MIR ready: Designed for common UN thread profiles with a full-profile 60° cutting edge, delivering accurate threads across UNC, UNF, UNEF, and UNS standards on a variety of machines.

With this tool, you can achieve consistent, high-quality threading on small parts, reduce tool wear, and streamline workflows across machines. The combination of precise UN 60° geometry, durable carbide, and compact reach helps you produce reliable threads with minimal setup and downtime, boosting productivity on precision assemblies and intricate components.

Application Threading (MIR)
Thread Form UN (UNC UNF UNEF UNS)
Pitch or Pitch Range 20
Minimum Diameter 5
Reach 18
Grade BMK
Holder SIM****H5

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 Carbide Tiny Tools - Small Threading Full Profile UN 60° Tool (MIR)

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You are viewing MIR5L1820UNBMK. Click any other SKU to view its full details.

Product SKUPitch or Pitch RangeMinimum DiameterReachGradeHolderPriceStock Order
MIR3L1032UNBMK 322.710BMKSIM****H3£22.05 5 days
MIR3L1032UNBXC 322.710BXCSIM****H3£26.08 In Stock
MIR3L1532UNBMK 323.215BMKSIM****H3£27.35 In Stock
MIR3L1532UNBXC 323.215BXCSIM****H3£24.93 In Stock
MIR3L1536UNBMK 363.215BMKSIM****H3£27.35 5 days
MIR3L1536UNBXC 363.215BXCSIM****H3£24.93 In Stock
MIR4L1532UNBMK 324.115BMKSIM****H4£27.35 5 days
MIR4L1532UNBXC 324.115BXCSIM****H4£24.93 5 days
MIR4L1536UNBMK 364.115BMKSIM****H4£27.35 5 days
MIR4L1536UNBXC 364.115BXCSIM****H4£24.93 5 days
MIR5L1528UNBMK 284.915BMKSIM****H5£28.00 5 days
MIR5L1528UNBXC 284.915BXCSIM****H5£25.48 In Stock
MIR5L1820UNBMK Viewing20518BMKSIM****H5£28.00 5 days
MIR5L1820UNBXC 20518BXCSIM****H5£25.48 In Stock
MIR6L1818UNBMK 186.218BMKSIM****H6£30.00 5 days
MIR6L1818UNBXC 186.218BXCSIM****H6£27.28 5 days
MIR6L1824UNBMK 246.518BMKSIM****H6£30.00 5 days
MIR6L1824UNBXC 246.518BXCSIM****H6£27.28 In Stock
MIR3L1032UNK20 322.710K20SIM****H3£20.95 5 days
MIR5L1528UNK20 284.915K20SIM****H5£24.20 5 days
MIR5L1820UNK20 20518K20SIM****H5£24.20 5 days
MIR6L1818UNK20 186.218K20SIM****H6£25.90 5 days
MIR3L1536UNK20 363.215K20SIM****H3£23.65 5 days
MIR4L1532UNK20 324.115K20SIM****H4£23.65 5 days
MIR6L1824UNK20 246.518K20SIM****H6£25.90 5 days
MIR3L1532UNK20 323.215K20SIM****H3£23.65 5 days
MIR4L1536UNK20 364.115K20SIM****H4£23.65 5 days
MIR5L1528UNTNX 284.915TNXSIM****H5£25.83 5 days
MIR3L1532UNTNX 323.215TNXSIM****H3£25.30 5 days
MIR5L1524UNBXC 245.115BXCSIM****H5£25.48 5 days
MIL3L1032UNBMK 322.710BMKSIM****H3£22.50 5 days
MIL3L1032UNBXC 322.710BXCSIM****H3£22.05 5 days
MIL3L1032UNK20 322.710K20SIM****H3£20.95 5 days
MIL3L1532UNBMK 323.215BMKSIM****H3£27.35 5 days
MIL3L1532UNBXC 323.215BXCSIM****H3£24.93 5 days
MIL3L1532UNK20 323.215K20SIM****H3£23.65 5 days
MIL3L1532UNTNX 323.215TNXSIM****H3£25.30 5 days
MIL3L1536UNBMK 363.215BMKSIM****H3£27.35 5 days
MIL3L1536UNBXC 363.215BXCSIM****H3£24.93 5 days
MIL3L1536UNK20 363.215K20SIM****H3£23.65 5 days
MIL4L1532UNBMK 324.115BMKSIM****H4£27.35 5 days
MIL4L1532UNBXC 324.115BXCSIM****H4£24.93 5 days
MIL4L1532UNK20 324.115K20SIM****H4£23.65 5 days
MIL4L1536UNBMK 364.115BMKSIM****H4£27.35 5 days
MIL4L1536UNBXC 364.115BXCSIM****H4£24.93 5 days
MIL4L1536UNK20 364.115K20SIM****H4£23.65 5 days
MIL5L1524UNBXC 245.115BXCSIM****H5£21.53 5 days
MIL5L1528UNBMK 284.915BMKSIM****H5£28.00 5 days
MIL5L1528UNBXC 284.915BXCSIM****H5£25.48 5 days
MIL5L1528UNK20 284.915K20SIM****H5£24.20 5 days
MIL5L1528UNTNX 284.915TNXSIM****H5£25.83 5 days
MIL5L1820UNBMK 20518BMKSIM****H5£27.98 5 days
MIL5L1820UNBXC 20518BXCSIM****H5£25.40 5 days
MIL5L1820UNK20 20518K20SIM****H5£24.18 5 days
MIL6L1818UNBMK 186.218BMKSIM****H6£30.00 5 days
MIL6L1818UNBXC 186.218BXCSIM****H6£27.28 5 days
MIL6L1818UNK20 186.218K20SIM****H6£25.90 5 days
MIL6L1824UNBMK 246.518BMKSIM****H6£30.00 5 days
MIL6L1824UNBXC 246.518BXCSIM****H6£27.28 5 days
MIL6L1824UNK20 246.518K20SIM****H6£25.90 5 days

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