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Carmex Carbide Tiny Tool - Threading - MIR - Trapez - K20 Grade - 6.9mm Minimum Diameter x 25mm Reach
| Application | Threading (MIR) |
| Thread Form | Trapez |
| Pitch or Pitch Range | 2 |
| Minimum Diameter | 6.9 |
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The ones our customers buy most.Description
The Carmex Carbide Tiny Tools - Small Threading Trapez Tool (MIR) is a precision cutting tool designed for small threading applications. Built around a trapezoidal thread design, this tool delivers high-accuracy thread forms on tight features. Crafted from premium-grade carbide, it offers exceptional durability and wear resistance to keep production moving. At a compact 6.9 mm minimum diameter with a 25 mm reach, it fits easily into restricted spaces while maintaining rigid cutting performance. Compatible with a wide range of machines, this tool is a versatile choice for engineers, machinists, hobbyists, and maintenance professionals who need reliable results in small-scale threading tasks.
- Precision MIR trapezoidal threading geometry: Delivers accurate thread profiles with consistent lead and pitch on tiny parts, reducing scrap and rework in tight-tolerance applications.
- Premium K20-grade carbide construction: Provides outstanding hardness and wear resistance for long tool life and dependable performance in demanding materials.
- Compact size with 6.9 mm min diameter and 25 mm reach: Enables threading in confined spaces while preserving rigidity and stability for clean, repeatable threads.
This tiny threading tool is designed to streamline your workflow: it minimizes setup time, reduces tool changes, and delivers repeatable results across multiple parts. With its robust carbide composition and precisely engineered geometry, you can trust it to produce consistent thread quality, even in challenging components, helping you finish projects on time and to specification.
Part Numbers
- Protool Part Number
- MIR7L252TRK20
- Brand
- Carmex
- Category
- Tiny Tool Inserts
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
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.
Full Range: Carmex Carbide Tiny Tools - Small Threading Trapez Tool (MIR)
View full collection →You are viewing MIR7L252TRK20. Click any other SKU to view its full details.
| Product SKU | Pitch or Pitch Range | Minimum Diameter | Reach | Thread Size | TR10X2 | TR11X2 | TR12X2 | Grade | Holder | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|---|---|---|
| MIR10L352TRBMK | 2 | 11 | 35 | TR14X2 | TR16X2 | TR18X2 | TR20X2 | BMK | SIM****H10 | £51.05 | 5 days | |
| MIR10L352TRBXC | 2 | 11 | 35 | TR14X2 | TR16X2 | TR18X2 | TR20X2 | BXC | SIM****H10 | £46.43 | In Stock | |
| MIR10L353TRBMK | 3 | 10.5 | 35 | TR14X3 | TR22X3 | TR24X3 | TR26X3 | TR28X3 | BMK | £51.05 | 5 days | |
| MIR10L353TRBXC | 3 | 10.5 | 35 | TR14X3 | TR22X3 | TR24X3 | TR26X3 | TR28X3 | BXC | £46.43 | 5 days | |
| MIR10L454TRBMK | 4 | 11.5 | 45 | TR16X4 | TR18X4 | TR20X4 | BMK | SIM****H10 | £56.53 | 5 days | ||
| MIR10L454TRBXC | 4 | 11.5 | 45 | TR16X4 | TR18X4 | TR20X4 | BXC | SIM****H10 | £51.40 | 5 days | ||
| MIR10L555TRBMK | 5 | 11 | 55 | TR22X5 | TR24X5 | TR28X5 | BMK | SIM****H10 | £73.33 | 5 days | ||
| MIR10L555TRBXC | 5 | 11 | 55 | TR22X5 | TR24X5 | TR28X5 | BXC | SIM****H10 | £66.60 | 5 days | ||
| MIR6L221.5TRBMK | 1.5 | 6.4 | 22 | TR8X2 | TR9X2 | TR10X2 | BMK | SIM****H6 | £37.08 | 5 days | ||
| MIR6L221.5TRBXC | 1.5 | 6.4 | 22 | TR8X2 | TR9X2 | TR10X2 | BXC | SIM****H6 | £33.73 | 5 days | ||
| MIR7L252TRBMK | 2 | 6.9 | 25 | TR9X2 | TR10X2 | TR11X2 | TR12X2 | BMK | SIM****H7 | £42.15 | 5 days | |
| MIR7L252TRBXC | 2 | 6.9 | 25 | TR9X2 | TR10X2 | TR11X2 | TR12X2 | BXC | SIM****H7 | £38.28 | 5 days | |
| MIR7L353TRBMK | 3 | 7.5 | 35 | TR11X3 | TR12X3 | BMK | SIM****H7 | £46.25 | 5 days | |||
| MIR7L353TRBXC | 3 | 7.5 | 35 | TR11X3 | TR12X3 | BXC | SIM****H7 | £42.05 | 5 days | |||
| MIR10L454TRK20 | 4 | 11.5 | 45 | TR16X4 | TR18X4 | TR20X4 | K20 | SIM****H10 | £48.80 | 5 days | ||
| MIR7L252TRK20 Viewing | 2 | 6.9 | 25 | TR9X2 | TR10X2 | TR11X2 | TR12X2 | K20 | SIM****H7 | £36.43 | 5 days | |
| MIR7L353TRK20 | 3 | 7.5 | 35 | TR11X3 | TR12X3 | K20 | SIM****H7 | £39.93 | 5 days | |||
| MIR10L352TRK20 | 2 | 11 | 35 | TR14X2 | TR16X2 | TR18X2 | TR20X2 | K20 | SIM****H10 | £44.10 | 5 days | |
| MIR10L353TRK20 | 3 | 10.5 | 35 | TR14X3 | TR22X3 | TR24X3 | TR26X3 | TR28X3 | K20 | £44.10 | 5 days | |
| MIR6L221.5TRK20 | 1.5 | 6.4 | 22 | TR8X2 | TR9X2 | TR10X2 | K20 | SIM****H6 | £27.08 | 5 days | ||
| MIR10L555TRK20 | 5 | 11 | 55 | TR22X5 | TR24X5 | TR28X5 | K20 | SIM****H10 | £63.25 | 5 days | ||
| MIR7L252TRTNX | 2 | 6.9 | 25 | TR9X2 | TR10X2 | TR11X2 | TR12X2 | TNX | SIM****H7 | £38.83 | 5 days | |
| MIR7L353TRTNX | 3 | 7.5 | 35 | TR11X3 | TR12X3 | TNX | SIM****H7 | £42.65 | In Stock | |||
| MIL10L352TRBMK | 2 | 11 | 35 | TR14X2 | TR16X2 | TR18X2 | TR20X2 | BMK | SIM****H10 | £51.05 | 5 days | |
| MIL10L352TRBXC | 2 | 11 | 35 | TR14X2 | TR16X2 | TR18X2 | TR20X2 | BXC | SIM****H10 | £46.43 | 5 days | |
| MIL10L352TRK20 | 2 | 11 | 35 | TR14X2 | TR16X2 | TR18X2 | TR20X2 | K20 | SIM****H10 | £44.10 | 5 days | |
| MIL10L353TRBMK | 3 | 10.5 | 35 | TR14X3 | TR22X3 | TR24X3 | TR26X3 | TR28X3 | BMK | £51.05 | 5 days | |
| MIL10L353TRBXC | 3 | 10.5 | 35 | TR14X3 | TR22X3 | TR24X3 | TR26X3 | TR28X3 | BXC | £46.43 | 5 days | |
| MIL10L353TRK20 | 3 | 10.5 | 35 | TR14X3 | TR22X3 | TR24X3 | TR26X3 | TR28X3 | K20 | £44.10 | 5 days | |
| MIL10L454TRBMK | 4 | 11.5 | 45 | TR16X4 | TR18X4 | TR20X4 | BMK | SIM****H10 | £56.53 | 5 days | ||
| MIL10L454TRBXC | 4 | 11.5 | 45 | TR16X4 | TR18X4 | TR20X4 | BXC | SIM****H10 | £51.40 | In Stock | ||
| MIL10L454TRK20 | 4 | 11.5 | 45 | TR16X4 | TR18X4 | TR20X4 | K20 | SIM****H10 | £48.80 | 5 days | ||
| MIL10L555TRBMK | 5 | 11 | 55 | TR22X5 | TR24X5 | TR28X5 | BMK | SIM****H10 | £73.33 | 5 days | ||
| MIL10L555TRBXC | 5 | 11 | 55 | TR22X5 | TR24X5 | TR28X5 | BXC | SIM****H10 | £66.60 | 5 days | ||
| MIL10L555TRK20 | 5 | 11 | 55 | TR22X5 | TR24X5 | TR28X5 | K20 | SIM****H10 | £63.25 | 5 days | ||
| MIL6L221.5TRBMK | 1.5 | 6.4 | 22 | TR8X2 | TR9X2 | TR10X2 | BMK | SIM****H6 | £31.33 | 5 days | ||
| MIL6L221.5TRBXC | 1.5 | 6.4 | 22 | TR8X2 | TR9X2 | TR10X2 | BXC | SIM****H6 | £30.65 | 5 days | ||
| MIL6L221.5TRK20 | 1.5 | 6.4 | 22 | TR8X2 | TR9X2 | TR10X2 | K20 | SIM****H6 | £27.08 | 5 days | ||
| MIL7L252TRBMK | 2 | 6.9 | 25 | TR9X2 | TR10X2 | TR11X2 | TR12X2 | BMK | SIM****H7 | £42.15 | 5 days | |
| MIL7L252TRBXC | 2 | 6.9 | 25 | TR9X2 | TR10X2 | TR11X2 | TR12X2 | BXC | SIM****H7 | £38.28 | 5 days | |
| MIL7L252TRK20 | 2 | 6.9 | 25 | TR9X2 | TR10X2 | TR11X2 | TR12X2 | K20 | SIM****H7 | £36.43 | 5 days | |
| MIL7L252TRTNX | 2 | 6.9 | 25 | TR9X2 | TR10X2 | TR11X2 | TR12X2 | TNX | SIM****H7 | £38.83 | 5 days | |
| MIL7L353TRBMK | 3 | 7.5 | 35 | TR11X3 | TR12X3 | BMK | SIM****H7 | £46.25 | 5 days | |||
| MIL7L353TRBXC | 3 | 7.5 | 35 | TR11X3 | TR12X3 | BXC | SIM****H7 | £42.05 | 5 days | |||
| MIL7L353TRK20 | 3 | 7.5 | 35 | TR11X3 | TR12X3 | K20 | SIM****H7 | £39.93 | 5 days | |||
| MIL7L353TRTNX | 3 | 7.5 | 35 | TR11X3 | TR12X3 | TNX | SIM****H7 | £42.68 | 5 days |
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