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Carmex Carbide Tiny Tool - Threading - MIL - Metric - BXC Grade - 4.1mm Minimum Diameter x 15mm Reach (Left Hand)
| Application | Threading (MIL) |
| Thread Form | Metric |
| Pitch or Pitch Range | 0.5 |
| Minimum Diameter | 4.1 |
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Description
Carmex Carbide Tiny Tool for threading is a compact, high-precision cutting solution designed for small-diameter threads. Made from premium BXC-grade carbide, it delivers durable edge retention and dependable performance in tight spaces where accuracy matters.
Its 4.1 mm minimum diameter and 15 mm reach, configured for left-hand threading, make it ideal for machining tiny parts, prototypes, or repairs with demanding tolerances.
- Premium carbide construction: maintains a sharp, wear-resistant cutting edge for consistent thread quality on small parts, reducing rework and downtime.
- Compact left-hand threading geometry: 4.1 mm minimum diameter and 15 mm reach enable reliable threading in tight cavities and restricted spaces.
- MIL/ISO threading compatibility: designed to work across a wide range of machines and systems, simplifying setup and expanding its versatile use.
This tiny threading tool helps you achieve precise, repeatable results in compact form factors. By combining durable carbide performance with targeted geometry, it supports faster setup, cleaner threads, and improved overall workflow for small-scale and production tasks alike.
Part Numbers
- Protool Part Number
- MIL4L150.5ISOBXC
- 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 ISO Tool (MIR)
View full collection →You are viewing MIL4L150.5ISOBXC. Click any other SKU to view its full details.
| Product SKU | Pitch or Pitch Range | Minimum Diameter | Reach | Grade | Holder | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| MIR3L100.5ISOBMK | 0.5 | 2.4 | 10 | BMK | SIM****H3 | £28.70 | 5 days | |
| MIR3L100.5ISOBXC | 0.5 | 2.4 | 10 | BXC | SIM****H3 | £26.08 | 5 days | |
| MIR3L150.5ISOBMK | 0.5 | 3.2 | 15 | BMK | SIM****H3 | £27.35 | In Stock | |
| MIR3L150.5ISOBXC | 0.5 | 3.2 | 15 | BXC | SIM****H3 | £24.93 | In Stock | |
| MIR3L150.75ISOBMK | 0.75 | 3.2 | 15 | BMK | SIM****H3 | £27.35 | 5 days | |
| MIR3L150.75ISOBXC | 0.75 | 3.2 | 15 | BXC | SIM****H3 | £24.93 | 5 days | |
| MIR3L150.7ISOBMK | 0.7 | 3.2 | 15 | BMK | SIM****H3 | £27.35 | 5 days | |
| MIR3L150.7ISOBXC | 0.7 | 3.2 | 15 | BXC | SIM****H3 | £24.93 | In Stock | |
| MIR4L150.5ISOBMK | 0.5 | 4.1 | 15 | BMK | SIM****H4 | £27.35 | In Stock | |
| MIR4L150.5ISOBXC | 0.5 | 4.1 | 15 | BXC | SIM****H4 | £24.93 | In Stock | |
| MIR4L150.75ISOBMK | 0.75 | 4.1 | 15 | BMK | SIM****H4 | £27.35 | 5 days | |
| MIR4L150.75ISOBXC | 0.75 | 4.1 | 15 | BXC | SIM****H4 | £24.93 | In Stock | |
| MIR4L150.8ISOBMK | 0.8 | 4.1 | 15 | BMK | SIM****H4 | £27.35 | In Stock | |
| MIR4L150.8ISOBXC | 0.8 | 4.1 | 15 | BXC | SIM****H4 | £24.93 | In Stock | |
| MIR5L151.0ISOBMK | 1 | 4.9 | 15 | BMK | SIM****H5 | £28.00 | In Stock | |
| MIR5L151.0ISOBXC | 1 | 4.9 | 15 | BXC | SIM****H5 | £25.48 | In Stock | |
| MIR6L221.25ISOBMK | 1.25 | 6.1 | 22 | BMK | SIM****H6 | £30.00 | 5 days | |
| MIR6L221.25ISOBXC | 1.25 | 6.1 | 22 | BXC | SIM****H6 | £27.28 | 5 days | |
| MIR6L221.5ISOBMK | 1.5 | 6.1 | 22 | BMK | SIM****H6 | £30.00 | 5 days | |
| MIR6L221.5ISOBXC | 1.5 | 6.1 | 22 | BXC | SIM****H6 | £27.28 | 5 days | |
| MIR5L151.0ISOK20 | 1 | 4.9 | 15 | K20 | SIM****H5 | £24.20 | 5 days | |
| MIR3L150.75ISOK20 | 0.75 | 3.2 | 15 | K20 | SIM****H3 | £23.65 | 5 days | |
| MIR3L150.7ISOK20 | 0.7 | 3.2 | 15 | K20 | SIM****H3 | £23.65 | 5 days | |
| MIR3L150.5ISOK20 | 0.5 | 3.2 | 15 | K20 | SIM****H3 | £23.65 | 5 days | |
| MIR3L100.5ISOK20 | 0.5 | 2.4 | 10 | K20 | SIM****H3 | £20.95 | 5 days | |
| MIR6L221.25ISOK20 | 1.25 | 6.1 | 22 | K20 | SIM****H6 | £25.90 | 5 days | |
| MIR4L150.8ISOK20 | 0.8 | 4.1 | 15 | K20 | SIM****H4 | £23.65 | 5 days | |
| MIR4L150.5ISOK20 | 0.5 | 4.1 | 15 | K20 | SIM****H4 | £23.65 | 5 days | |
| MIR6L221.5ISOK20 | 1.5 | 6.1 | 22 | K20 | SIM****H6 | £25.90 | 5 days | |
| MIR4L150.75ISOK20 | 0.75 | 4.1 | 15 | K20 | SIM****H4 | £23.65 | 5 days | |
| MIR5L151.0ISOTNX | 1 | 4.9 | 15 | TNX | SIM****H5 | £25.83 | 5 days | |
| MIR6L221.25ISOTNX | 1.25 | 6.1 | 22 | TNX | SIM****H6 | £27.65 | 5 days | |
| MIR4L150.5ISOTNX | 0.5 | 4.1 | 15 | TNX | SIM****H4 | £25.30 | 5 days | |
| MIR4L150.75ISOTNX | 0.75 | 4.1 | 15 | TNX | SIM****H4 | £25.30 | 5 days | |
| MIL3L100.5ISOBMK | 0.5 | 2.4 | 10 | BMK | SIM****H3 | £28.70 | 5 days | |
| MIL3L100.5ISOBXC | 0.5 | 2.4 | 10 | BXC | SIM****H3 | £22.05 | 5 days | |
| MIL3L100.5ISOK20 | 0.5 | 2.4 | 10 | K20 | SIM****H3 | £20.95 | 5 days | |
| MIL3L150.5ISOBMK | 0.5 | 3.2 | 15 | BMK | SIM****H3 | £27.35 | 5 days | |
| MIL3L150.5ISOBXC | 0.5 | 3.2 | 15 | BXC | SIM****H3 | £24.93 | 5 days | |
| MIL3L150.5ISOK20 | 0.5 | 3.2 | 15 | K20 | SIM****H3 | £23.65 | 5 days | |
| MIL3L150.75ISOBMK | 0.75 | 3.2 | 15 | BMK | SIM****H3 | £27.35 | 5 days | |
| MIL3L150.75ISOBXC | 0.75 | 3.2 | 15 | BXC | SIM****H3 | £24.93 | 5 days | |
| MIL3L150.75ISOK20 | 0.75 | 3.2 | 15 | K20 | SIM****H3 | £23.65 | 5 days | |
| MIL3L150.7ISOBMK | 0.7 | 3.2 | 15 | BMK | SIM****H3 | £27.35 | 5 days | |
| MIL3L150.7ISOBXC | 0.7 | 3.2 | 15 | BXC | SIM****H3 | £24.93 | 5 days | |
| MIL3L150.7ISOK20 | 0.7 | 3.2 | 15 | K20 | SIM****H3 | £23.65 | 5 days | |
| MIL4L150.5ISOBMK | 0.5 | 4.1 | 15 | BMK | SIM****H4 | £27.35 | 5 days | |
| MIL4L150.5ISOBXC Viewing | 0.5 | 4.1 | 15 | BXC | SIM****H4 | £24.93 | 5 days | |
| MIL4L150.5ISOK20 | 0.5 | 4.1 | 15 | K20 | SIM****H4 | £23.65 | 5 days | |
| MIL4L150.5ISOTNX | 0.5 | 4.1 | 15 | TNX | SIM****H4 | £25.30 | 5 days | |
| MIL4L150.75ISOBMK | 0.75 | 4.1 | 15 | BMK | SIM****H4 | £27.35 | 5 days | |
| MIL4L150.75ISOBXC | 0.75 | 4.1 | 15 | BXC | SIM****H4 | £24.93 | 5 days | |
| MIL4L150.75ISOK20 | 0.75 | 4.1 | 15 | K20 | SIM****H4 | £23.65 | 5 days | |
| MIL4L150.75ISOTNX | 0.75 | 4.1 | 15 | TNX | SIM****H4 | £25.30 | 5 days | |
| MIL4L150.8ISOBMK | 0.8 | 4.1 | 15 | BMK | SIM****H4 | £27.35 | 5 days | |
| MIL4L150.8ISOBXC | 0.8 | 4.1 | 15 | BXC | SIM****H4 | £24.93 | In Stock | |
| MIL4L150.8ISOK20 | 0.8 | 4.1 | 15 | K20 | SIM****H4 | £23.65 | 5 days | |
| MIL5L151.0ISOBMK | 1 | 4.9 | 15 | BMK | SIM****H5 | £28.00 | 5 days | |
| MIL5L151.0ISOBXC | 1 | 4.9 | 15 | BXC | SIM****H5 | £25.48 | In Stock | |
| MIL5L151.0ISOK20 | 1 | 4.9 | 15 | K20 | SIM****H5 | £24.20 | 5 days | |
| MIL5L151.0ISOTNX | 1 | 4.9 | 15 | TNX | SIM****H5 | £25.83 | 5 days | |
| MIL6L221.25ISOBMK | 1.25 | 6.1 | 22 | BMK | SIM****H6 | £30.00 | 5 days | |
| MIL6L221.25ISOBXC | 1.25 | 6.1 | 22 | BXC | SIM****H6 | £27.28 | 5 days | |
| MIL6L221.25ISOK20 | 1.25 | 6.1 | 22 | K20 | SIM****H6 | £25.90 | 5 days | |
| MIL6L221.25ISOTNX | 1.25 | 6.1 | 22 | TNX | SIM****H6 | £27.68 | 5 days | |
| MIL6L221.5ISOBMK | 1.5 | 6.1 | 22 | BMK | SIM****H6 | £25.35 | 5 days | |
| MIL6L221.5ISOBXC | 1.5 | 6.1 | 22 | BXC | SIM****H6 | £27.28 | 5 days | |
| MIL6L221.5ISOK20 | 1.5 | 6.1 | 22 | K20 | SIM****H6 | £21.90 | 5 days |
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