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Carmex Carbide Tiny Tool - Boring & Profiling - MPR - K20 Grade - 4.1mm Minimum Diameter x 22mm Reach x R0.1
SKU:MPR4R0.1L22K20
The Carmex Carbide Tiny Tool - Boring & Profiling - MPR is a precision cutting tool designed for small profiling and boring tasks. Its compact form and premium carbide construction make it id...
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| Application | Boring and Profiling (MPR) |
| Minimum Diameter | 4.1 |
| Reach (L1) | 22 |
| Radius (R) | 0.1 |
| Profile Max Depth (H) | 0.8 |
| Grade | K20 |
£23.25
Prices shown ex. VAT
5 days estimated lead time
— subject to availability
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Free delivery over £50 ex VAT
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14-day returns
30+ years expertise
Pay in 3 interest-free instalments. No extra cost if paid on time. 18+ only.
Learn more about Klarna
Learn more about Klarna
The Carmex Carbide Tiny Tool - Boring & Profiling - MPR is a precision cutting tool designed for small profiling and boring tasks. Its compact form and premium carbide construction make it ideal for tight spaces and intricate features on small parts.
With a 4.1 mm minimum diameter, 22 mm reach, and an R0.1 nose radius, it delivers accurate, repeatable profiling and clean bores in tight spaces. Crafted from premium K20-grade carbide, it provides exceptional durability, rigidity, and wear resistance for long tool life in demanding applications.
- Ultra-compact profiling & boring reach: Access tight pockets and achieve precise profiles on small parts with a 4.1 mm minimum diameter and 22 mm reach, enabling work in confined areas.
- Premium K20 carbide durability: Built from high-grade carbide for outstanding wear resistance and rigidity, delivering reliable performance over many cycles.
- Fine nose radius for smooth finishes: R0.1 nose radius delivers clean, consistent profiles with minimal burrs, helping you achieve accurate finishes on delicate features.
Whether you’re prototyping small components, performing micro-profiling, or finishing tiny bores, this tool supports a confident, efficient workflow. Its compact size paired with robust carbide construction helps you complete intricate work with fewer tool changes, maintain tight tolerances, and achieve repeatable results across a range of materials and applications.
| Application | Boring and Profiling (MPR) |
| Minimum Diameter | 4.1 |
| Reach (L1) | 22 |
| Radius (R) | 0.1 |
| Profile Max Depth (H) | 0.8 |
| Grade | K20 |
| Holder | SIM****H4 |
| L | 51 |
| F | 1.7 |
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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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.
Full Range: Carmex Carbide Tiny Tools - Profiling & Boring - Grade K20 (MPR)
View full collection →You are viewing MPR4R0.1L22K20. Click any other SKU to view its full details.
| Product SKU | Minimum Diameter | Reach | Radius | Profile Max Depth | Grade | Holder | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| MPR1R0.05L4K20 | 1 | 4 | 0.05 | 0.2 | K20 | SIM****H3 | £22.04 | 5 days | |
| MPR1.2R0.1L9K20 | 1.2 | 9 | 0.1 | 0.3 | K20 | SIM****H3 | £24.18 | 5 days | |
| MPR1.2R0.1L5K20 | 1.2 | 5 | 0.1 | 0.3 | K20 | SIM****H3 | £22.04 | 5 days | |
| MPR1R0.05L8K20 | 1 | 8 | 0.05 | 0.2 | K20 | SIM****H3 | £24.22 | 5 days | |
| MPR1.5R0.1L6K20 | 1.5 | 6 | 0.1 | 0.3 | K20 | SIM****H3 | £22.04 | 5 days | |
| MPR3R0.05L15K20 | 3.1 | 15 | 0.05 | 0.7 | K20 | SIM****H3 | £21.77 | 5 days | |
| MPR2.5R0.1L10K20 | 2.5 | 10 | 0.1 | 0.6 | K20 | SIM****H4 | £20.93 | 5 days | |
| MPR5R0.1L30K20 | 5.1 | 30 | 0.1 | 1.2 | K20 | SIM****H5 | £29.64 | 5 days | |
| MPR2R0.15L15K20 | 2.1 | 15 | 0.15 | 0.5 | K20 | SIM****H3 | £20.93 | 5 days | |
| MPR4R0.1L15K20 | 4.1 | 15 | 0.1 | 0.8 | K20 | SIM****H4 | £22.12 | 5 days | |
| MPR7R0.2L30K20 | 7.1 | 30 | 0.2 | 1.5 | K20 | SIM****H7 | £31.98 | 5 days | |
| MPR1.5R0.05L10K20 | 1.5 | 10 | 0.05 | 0.3 | K20 | SIM****H3 | £24.22 | 5 days | |
| MPR2R0.15L5K20 | 2.1 | 5 | 0.15 | 0.5 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPR2R0.05L10K20 | 2.1 | 10 | 0.05 | 0.5 | K20 | SIM****H3 | £20.98 | 5 days | |
| MPR8R0.2L35K20 | 8.1 | 35 | 0.2 | 1.6 | K20 | SIM****H8 | £34.54 | 5 days | |
| MPR3R0.2L15K20 | 3.1 | 15 | 0.2 | 0.7 | K20 | SIM****H3 | £21.77 | 5 days | |
| MPR8R0.2L22K20 | 8.1 | 22 | 0.2 | 1.6 | K20 | SIM****H8 | £31.54 | 5 days | |
| MPR5R0.2L30K20 | 5.1 | 30 | 0.2 | 1.2 | K20 | SIM****H5 | £29.64 | 5 days | |
| MPR2R0.1L10K20 | 2.1 | 10 | 0.1 | 0.5 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPR3R0.1L15K20 | 3.1 | 15 | 0.1 | 0.7 | K20 | SIM****H3 | £21.77 | 5 days | |
| MPR7R0.2L22K20 | 7.1 | 2 | 0.2 | 1.5 | K20 | SIM****H7 | £28.95 | 5 days | |
| MPR4R0.1L10K20 | 4.1 | 10 | 0.1 | 0.8 | K20 | SIM****H4 | £22.17 | 5 days | |
| MPR4R0.2L15K20 | 4.1 | 15 | 0.2 | 0.8 | K20 | SIM****H4 | £22.12 | 5 days | |
| MPR2.5R0.1L15K20 | 2.5 | 15 | 0.1 | 0.6 | K20 | SIM****H4 | £20.93 | 5 days | |
| MPR6R0.2L30K20 | 6.1 | 30 | 0.2 | 1.4 | K20 | SIM****H6 | £30.23 | 5 days | |
| MPR4R0.2L10K20 | 4.1 | 10 | 0.2 | 0.8 | K20 | SIM****H4 | £20.49 | 5 days | |
| MPR5R0.2L22K20 | 5.1 | 22 | 0.2 | 1.2 | K20 | SIM****H5 | £25.81 | 5 days | |
| MPR3R0.1L22K20 | 3.1 | 22 | 0.1 | 0.7 | K20 | SIM****H3 | £22.80 | 5 days | |
| MPR3R0.2L22K20 | 3.1 | 22 | 0.2 | 0.7 | K20 | SIM****H3 | £22.80 | 5 days | |
| MPR4R0.1L22K20 Viewing | 4.1 | 22 | 0.1 | 0.8 | K20 | SIM****H4 | £23.25 | 5 days | |
| MPR4R0.2L22K20 | 4.1 | 22 | 0.2 | 0.8 | K20 | SIM****H4 | £23.25 | 5 days | |
| MPR6R0.2L22K20 | 6.1 | 22 | 0.2 | 1.4 | K20 | SIM****H6 | £26.30 | 5 days | |
| MPR2R0.15L10K20 | 2.1 | 10 | 0.15 | 0.5 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPR3R0.1L10K20 | 3.1 | 10 | 0.1 | 0.7 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPR5R0.1L22K20 | 5.1 | 22 | 0.1 | 1.2 | K20 | SIM****H5 | £25.81 | 5 days | |
| MPR3R0.2L10K20 | 3.1 | 10 | 0.2 | 0.7 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPR3R0.05L10K20 | 3.1 | 10 | 0.05 | 0.7 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPR10R0.2L35K20 | 10.1 | 35 | 0.2 | 2 | K20 | SIM****H10 | £35.57 | 5 days | |
| MPR5R0.2L15K20 | 5.1 | 15 | 0.2 | 1.2 | K20 | SIM****H5 | £22.61 | 5 days | |
| MPR6R0.2L15K20 | 6.1 | 15 | 0.2 | 1.4 | K20 | SIM****H6 | £23.27 | 5 days | |
| MPR4R0.2L30K20 | 4.1 | 30 | 0.2 | 0.8 | K20 | SIM****H4 | £25.78 | 5 days | |
| MPR8R0.2L15K20 | 8.1 | 15 | 0.2 | 1.6 | K20 | SIM****H8 | £27.97 | 5 days | |
| MPR6R0.2L10K20 | 6.1 | 10 | 0.2 | 1.4 | K20 | SIM****H6 | £23.27 | 5 days | |
| MPR5R0.2L10K20 | 5.1 | 10 | 0.2 | 1.2 | K20 | SIM****H5 | £22.61 | 5 days | |
| MPR5R0.2L40K20 | 5.1 | 40 | 0.2 | 0.9 | K20 | SIM****H5 | £32.57 | 5 days | |
| MPR6R0.2L40K20 | 6.1 | 40 | 0.2 | 1 | K20 | SIM****H6 | £33.26 | 5 days | |
| MPR7R0.2L35K20 | 7.1 | 35 | 0.2 | 1.5 | K20 | SIM****H7 | £33.58 | 5 days | |
| MPL1.2R0.1L5K20 | 1.2 | 5 | 0.1 | 0.3 | K20 | SIM****H3 | £22.03 | 5 days | |
| MPL1.2R0.1L9K20 | 1.2 | 9 | 0.1 | 0.3 | K20 | SIM****H3 | £24.22 | 5 days | |
| MPL1.5R0.05L10K20 | 1.5 | 10 | 0.05 | 0.3 | K20 | SIM****H3 | £24.22 | 5 days | |
| MPL1.5R0.1L10K20 | 1.5 | 10 | 0.1 | 0.3 | K20 | SIM****H3 | £22.46 | 5 days | |
| MPL1.5R0.1L6K20 | 1.5 | 6 | 0.1 | 0.3 | K20 | SIM****H3 | £22.04 | 5 days | |
| MPL10R0.2L35K20 | 10.1 | 35 | 0.2 | 2 | K20 | SIM****H10 | £35.57 | 5 days | |
| MPL1R0.05L4K20 | 1 | 4 | 0.05 | 0.2 | K20 | SIM****H3 | £22.04 | 5 days | |
| MPL1R0.05L8K20 | 1 | 8 | 0.05 | 0.2 | K20 | SIM****H3 | £24.22 | 5 days | |
| MPL2.5R0.1L10K20 | 2.5 | 10 | 0.1 | 0.6 | K20 | SIM****H3 | £20.95 | 5 days | |
| MPL2.5R0.1L15K20 | 2.5 | 15 | 0.1 | 0.6 | K20 | SIM****H3 | £20.95 | 5 days | |
| MPL2R0.05L10K20 | 2.1 | 10 | 0.05 | 0.5 | K20 | SIM****H3 | £20.98 | 5 days | |
| MPL2R0.15L10K20 | 2.1 | 10 | 0.15 | 0.5 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPL2R0.15L15K20 | 2.1 | 15 | 0.15 | 0.5 | K20 | SIM****H3 | £20.93 | 5 days | |
| MPL2R0.15L5K20 | 2.1 | 5 | 0.15 | 0.5 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPL2R0.1L10K20 | 2.1 | 10 | 0.1 | 0.5 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPL3R0.05L10K20 | 3.1 | 10 | 0.05 | 0.7 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPL3R0.05L15K20 | 3.1 | 15 | 0.05 | 0.7 | K20 | SIM****H3 | £21.77 | 5 days | |
| MPL3R0.1L10K20 | 3.1 | 10 | 0.1 | 0.7 | K20 | SIM****H3 | £19.99 | 5 days | |
| MPL3R0.1L15K20 | 3.1 | 15 | 0.1 | 0.7 | K20 | SIM****H3 | £21.77 | 5 days | |
| MPL3R0.1L22K20 | 3.1 | 22 | 0.1 | 0.7 | K20 | SIM****H3 | £22.80 | 5 days | |
| MPL3R0.2L10K20 | 3.1 | 10 | 0.2 | 0.7 | K20 | SIM****H3 | £19.98 | 5 days | |
| MPL3R0.2L15K20 | 3.1 | 15 | 0.2 | 0.7 | K20 | SIM****H3 | £21.77 | 5 days | |
| MPL3R0.2L22K20 | 3.1 | 22 | 0.2 | 0.7 | K20 | SIM****H3 | £22.80 | 5 days | |
| MPL4R0.1L10K20 | 4.1 | 10 | 0.1 | 0.8 | K20 | SIM****H4 | £22.17 | 5 days | |
| MPL4R0.1L15K20 | 4.1 | 15 | 0.1 | 0.8 | K20 | SIM****H4 | £22.12 | 5 days | |
| MPL4R0.1L22K20 | 4.1 | 22 | 0.1 | 0.8 | K20 | SIM****H4 | £23.25 | 5 days | |
| MPL4R0.2L10K20 | 4.1 | 10 | 0.2 | 0.8 | K20 | SIM****H4 | £20.49 | 5 days | |
| MPL4R0.2L15K20 | 4.1 | 15 | 0.2 | 0.8 | K20 | SIM****H4 | £22.12 | 5 days | |
| MPL4R0.2L22K20 | 4.1 | 22 | 0.2 | 0.8 | K20 | SIM****H4 | £23.25 | 5 days | |
| MPL4R0.2L30K20 | 4.1 | 30 | 0.2 | 0.8 | K20 | SIM****H4 | £25.77 | 5 days | |
| MPL5R0.1L22K20 | 5.1 | 22 | 0.1 | 1.2 | K20 | SIM****H5 | £25.81 | 5 days | |
| MPL5R0.1L30K20 | 5.1 | 30 | 0.1 | 1.2 | K20 | SIM****H5 | £29.64 | 5 days | |
| MPL5R0.2L10K20 | 5.1 | 10 | 0.2 | 1.2 | K20 | SIM****H5 | £22.61 | 5 days | |
| MPL5R0.2L15K20 | 5.1 | 15 | 0.2 | 1.2 | K20 | SIM****H5 | £22.61 | 5 days | |
| MPL5R0.2L22K20 | 5.1 | 22 | 0.2 | 1.2 | K20 | SIM****H5 | £25.81 | 5 days | |
| MPL5R0.2L30K20 | 5.1 | 30 | 0.2 | 1.2 | K20 | SIM****H5 | £29.64 | 5 days | |
| MPL5R0.2L40K20 | 5.1 | 40 | 0.2 | 0.9 | K20 | SIM****H5 | £32.57 | 5 days | |
| MPL6R0.2L10K20 | 6.1 | 10 | 0.2 | 1.4 | K20 | SIM****H6 | £23.30 | 5 days | |
| MPL6R0.2L15K20 | 6.1 | 15 | 0.2 | 1.4 | K20 | SIM****H6 | £23.27 | 5 days | |
| MPL6R0.2L22K20 | 6.1 | 22 | 0.2 | 1.4 | K20 | SIM****H6 | £26.30 | 5 days | |
| MPL6R0.2L30K20 | 6.1 | 30 | 0.2 | 1.4 | K20 | SIM****H6 | £30.23 | 5 days | |
| MPL6R0.2L40K20 | 6.1 | 40 | 0.2 | 1 | K20 | SIM****H6 | £33.31 | 5 days | |
| MPL7R0.2L22K20 | 7.1 | 2 | 0.2 | 1.5 | K20 | SIM****H7 | £28.95 | 5 days | |
| MPL7R0.2L30K20 | 7.1 | 30 | 0.2 | 1.5 | K20 | SIM****H7 | £31.98 | 5 days | |
| MPL7R0.2L35K20 | 7.1 | 35 | 0.2 | 1.5 | K20 | SIM****H7 | £33.58 | 5 days | |
| MPL8R0.2L15K20 | 8.1 | 15 | 0.2 | 1.6 | K20 | SIM****H8 | £27.97 | 5 days | |
| MPL8R0.2L22K20 | 8.1 | 22 | 0.2 | 1.6 | K20 | SIM****H8 | £31.54 | 5 days | |
| MPL8R0.2L35K20 | 8.1 | 35 | 0.2 | 1.6 | K20 | SIM****H8 | £34.54 | 5 days |
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