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Carmex Carbide Tiny Tool - Grooving - MGR - K20 Grade - Minimum Diameter 4.1mm x 1.5mm Groove Width x 10mm Reach
| Application | Grooving (MGR) |
| Minimum Diameter | 4.1 |
| Groove Width (B) | 1.5 |
| Groove Depth (H) | 1 |
| Reach (L1) | 10 |
| L | 51 |
Learn more about Klarna
The Carmex Carbide Tiny Tool - Grooving - MGR is a precision cutting tool designed for small grooving applications. This compact tool makes it easy to create accurate grooves on small parts and components, delivering clean, repeatable results in tight spaces. Built from premium-grade carbide, it offers excellent durability, strength, and wear resistance for demanding setups.
Its compact form provides a minimum diameter of 4.1 mm, a groove width of 1.5 mm, and a reach of 10 mm—together enabling access to tight features without sacrificing cutting power. The tool is compatible with a wide range of machines and systems, making it a versatile choice for different shops and production lines.
- Pinpoint accuracy for tiny grooves: Achieves precise groove dimensions on small parts thanks to specialized geometry and carbide hardness, helping you maintain tight tolerances and consistent results.
- Durable premium carbide construction: Delivers long tool life and wear resistance even in challenging materials, reducing the need for frequent replacements.
- Broad machine compatibility: Fits a wide range of machines and systems, enabling quick setup and seamless integration into existing workflows.
This combination of precision, durability, and versatility helps you speed up workflows, minimize downtime, and achieve reliable, repeatable grooves on small components. With its compact reach and strong carbide core, the Carmex Tiny Tool is a trusted choice for engineers, machinists, and hobbyists who demand consistent results in tight working envelopes.
| Application | Grooving (MGR) |
| Minimum Diameter | 4.1 |
| Groove Width (B) | 1.5 |
| Groove Depth (H) | 1 |
| Reach (L1) | 10 |
| L | 51 |
| F | 1.7 |
| D | 4.0 |
| Grade | K20 |
| Holder | SIM****H4 |
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 - Grooving - Grade K20 (MGR)
View full collection →You are viewing MGR4B1.5L10K20. Click any other SKU to view its full details.
| Product SKU | Minimum Diameter | Groove Width | Groove Depth | Reach | Grade | Holder | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| MGR4B0.79L22K20 | 4.1 | 0.79 | 0.9 | 22 | K20 | SIM****H4 | £25.44 | 5 days | |
| MGR5B0.79L15K20 | 5.1 | 0.79 | 1 | 15 | K20 | SIM****H5 | £23.27 | 5 days | |
| MGR3B0.7L10K20 | 3.1 | 0.7 | 0.6 | 10 | K20 | SIM****H3 | £22.12 | 5 days | |
| MGR4B1.0L10K20 | 4.1 | 1 | 1 | 10 | K20 | SIM****H4 | £22.80 | 5 days | |
| MGR5B1.0L15K20 | 5.1 | 1 | 1.2 | 15 | K20 | SIM****H5 | £23.27 | 5 days | |
| MGR4B0.79L15K20 | 4.1 | 0.79 | 0.9 | 15 | K20 | SIM****H4 | £24.18 | 5 days | |
| MGR5B1.59L15K20 | 5.1 | 1.59 | 1.2 | 15 | K20 | SIM****H5 | £23.27 | 5 days | |
| MGR2B0.5L10K20 | 2.1 | 0.5 | 0.5 | 10 | K20 | SIM****H4 | £23.81 | 5 days | |
| MGR4B0.5L10K20 | 4.1 | 0.5 | 0.5 | 10 | K20 | SIM****H4 | £22.76 | 5 days | |
| MGR4B1.0L22K20 | 4.1 | 1 | 1 | 22 | K20 | SIM****H4 | £25.43 | 5 days | |
| MGR4B1.0L15K20 | 4.1 | 1 | 1 | 15 | K20 | SIM****H4 | £24.18 | 5 days | |
| MGR4B0.7L10K20 | 4.1 | 0.7 | 0.6 | 10 | K20 | SIM****H4 | £22.75 | 5 days | |
| MGR6B1.0L17K20 | 6.1 | 1 | 1.8 | 17 | K20 | SIM****H6 | £26.13 | 5 days | |
| MGR3B0.5L10K20 | 3.1 | 0.5 | 0.5 | 10 | K20 | SIM****H3 | £22.76 | 5 days | |
| MGR6B1.0L15K20 | 6.1 | 1 | 1.4 | 15 | K20 | SIM****H6 | £23.81 | 5 days | |
| MGR4B1.5L15K20 | 4.1 | 1.5 | 1 | 15 | K20 | SIM****H4 | £24.18 | 5 days | |
| MGR4B0.5L15K20 | 4.1 | 0.5 | 0.5 | 15 | K20 | SIM****H4 | £24.18 | 5 days | |
| MGR5B0.79L22K20 | 5.1 | 0.79 | 1 | 22 | K20 | SIM****H5 | £24.67 | 5 days | |
| MGR5B1.59L22K20 | 5.1 | 1.59 | 1.2 | 22 | K20 | SIM****H5 | £24.67 | 5 days | |
| MGR5B1.5L22K20 | 5.1 | 1.5 | 1.2 | 22 | K20 | SIM****H5 | £24.67 | 5 days | |
| MGR5B1.5L15K20 | 5.1 | 1.5 | 1.2 | 15 | K20 | SIM****H5 | £23.27 | 5 days | |
| MGR5B1.19L22K20 | 5.1 | 1.19 | 1.2 | 22 | K20 | SIM****H5 | £24.67 | 5 days | |
| MGR6B0.79L23K20 | 6.1 | 0.79 | 1.8 | 23 | K20 | SIM****H6 | £28.02 | 5 days | |
| MGR6B0.79L17K20 | 6.1 | 0.79 | 1.8 | 17 | K20 | SIM****H6 | £26.13 | 5 days | |
| MGR5B2.0L22K20 | 5.1 | 2 | 1.2 | 22 | K20 | SIM****H5 | £24.67 | 5 days | |
| MGR6B1.59L17K20 | 6.1 | 1.59 | 1.8 | 17 | K20 | SIM****H6 | £26.13 | 5 days | |
| MGR6B1.5L17K20 | 6.1 | 1.5 | 1.8 | 17 | K20 | SIM****H6 | £26.13 | In Stock | |
| MGR5B1.19L15K20 | 5.1 | 1.19 | 1.2 | 15 | K20 | SIM****H5 | £23.27 | 5 days | |
| MGR6B1.5L15K20 | 6.1 | 1.5 | 1.4 | 15 | K20 | SIM****H6 | £23.81 | 5 days | |
| MGR6B1.19L17K20 | 6.1 | 1.19 | 1.8 | 17 | K20 | SIM****H6 | £26.13 | 5 days | |
| MGR6B1.0L22K20 | 6.1 | 1 | 1.4 | 22 | K20 | SIM****H6 | £25.46 | 5 days | |
| MGR6B1.19L23K20 | 6.1 | 1.19 | 1.8 | 23 | K20 | SIM****H6 | £28.02 | 5 days | |
| MGR5B2.0L15K20 | 5.1 | 2 | 1.2 | 15 | K20 | SIM****H5 | £23.27 | 5 days | |
| MGR4B1.5L22K20 | 4.1 | 1.5 | 1 | 22 | K20 | SIM****H4 | £25.44 | 5 days | |
| MGR5B1.0L22K20 | 5.1 | 1 | 1.2 | 22 | K20 | SIM****H5 | £24.67 | 5 days | |
| MGR4B1.5L10K20 Viewing | 4.1 | 1.5 | 1 | 10 | K20 | SIM****H4 | £22.80 | 5 days | |
| MGR6B1.59L23K20 | 6.1 | 1.59 | 1.8 | 23 | K20 | SIM****H6 | £28.02 | 5 days | |
| MGR6B2.0L17K20 | 6.1 | 2 | 1.8 | 17 | K20 | SIM****H6 | £28.78 | 5 days | |
| MGR7B2.0L30K20 | 7.1 | 2 | 2.5 | 30 | K20 | SIM****H7 | £30.75 | 5 days | |
| MGR6B1.5L22K20 | 6.1 | 1.5 | 1.4 | 22 | K20 | SIM****H6 | £25.46 | 5 days | |
| MGR8B1.0L22K20 | 8.1 | 1 | 1.7 | 22 | K20 | SIM****H8 | £28.56 | 5 days | |
| MGR7B1.0L15K20 | 7.1 | 1 | 2.5 | 15 | K20 | SIM****H7 | £27.97 | 5 days | |
| MGR6B1.5L23K20 | 6.1 | 1.5 | 1.8 | 23 | K20 | SIM****H6 | £28.00 | 5 days | |
| MGR7B1.19L22K20 | 7.1 | 1.19 | 2.5 | 22 | K20 | SIM****H7 | £28.02 | 5 days | |
| MGR6B2.0L23K20 | 6.1 | 2 | 1.8 | 23 | K20 | SIM****H6 | £28.00 | In Stock | |
| MGR6B2.0L15K20 | 6.1 | 2 | 1.4 | 15 | K20 | SIM****H6 | £23.81 | 5 days | |
| MGR7B2.0L22K20 | 7.1 | 2 | 2.5 | 22 | K20 | SIM****H7 | £27.97 | 5 days | |
| MGR8B2.0L22K20 | 8.1 | 2 | 2.6 | 22 | K20 | SIM****H8 | £28.56 | 5 days | |
| MGR6B2.0L22K20 | 6.1 | 2 | 1.4 | 22 | K20 | SIM****H6 | £25.46 | 5 days | |
| MGR8B1.5L22K20 | 8.1 | 1.5 | 1.7 | 22 | K20 | SIM****H8 | £28.56 | 5 days | |
| MGR7B1.5L22K20 | 7.1 | 1.5 | 2.5 | 22 | K20 | SIM****H7 | £27.97 | 5 days | |
| MGR7B1.5L15K20 | 7.1 | 1.5 | 2.5 | 15 | K20 | SIM****H7 | £27.97 | 5 days | |
| MGR8B2.38L15K20 | 8.1 | 2.38 | 2.6 | 15 | K20 | SIM****H8 | £28.56 | 5 days | |
| MGR7B1.59L22K20 | 7.1 | 1.59 | 2.5 | 22 | K20 | SIM****H7 | £28.02 | 5 days | |
| MGR7B1.59L30K20 | 7.1 | 1.59 | 2.5 | 30 | K20 | SIM****H7 | £30.75 | 5 days | |
| MGR7B1.0L30K20 | 7.1 | 1 | 2.5 | 30 | K20 | SIM****H7 | £30.75 | 5 days | |
| MGR7B1.5L30K20 | 7.1 | 1.5 | 2.5 | 30 | K20 | SIM****H7 | £30.75 | 5 days | |
| MGR8B2.38L22K20 | 8.1 | 2.38 | 2.6 | 22 | K20 | SIM****H8 | £28.56 | 5 days | |
| MGR7B1.0L22K20 | 7.1 | 1 | 2.5 | 22 | K20 | SIM****H7 | £27.97 | 5 days | |
| MGR7B2.0L15K20 | 7.1 | 2 | 2.5 | 15 | K20 | SIM****H7 | £27.97 | 5 days | |
| MGR7B1.19L30K20 | 7.1 | 1.19 | 2.5 | 30 | K20 | SIM****H7 | £30.75 | 5 days | |
| MGL2B0.5L10K20 | 2.1 | 0.5 | 0.5 | 10 | K20 | SIM****H4 | £23.80 | 5 days | |
| MGL3B0.5L10K20 | 3.1 | 0.5 | 0.5 | 10 | K20 | SIM****H3 | £22.75 | 5 days | |
| MGL3B0.7L10K20 | 3.1 | 0.7 | 0.6 | 10 | K20 | SIM****H3 | £22.12 | 5 days | |
| MGL4B0.5L10K20 | 4.1 | 0.5 | 0.5 | 10 | K20 | SIM****H4 | £22.75 | 5 days | |
| MGL4B0.5L15K20 | 4.1 | 0.5 | 0.5 | 15 | K20 | SIM****H4 | £24.22 | 5 days | |
| MGL4B0.79L15K20 | 4.1 | 0.79 | 0.9 | 15 | K20 | SIM****H4 | £24.22 | 5 days | |
| MGL4B0.79L22K20 | 4.1 | 0.79 | 0.9 | 22 | K20 | SIM****H4 | £25.43 | 5 days | |
| MGL4B0.7L10K20 | 4.1 | 0.7 | 0.6 | 10 | K20 | SIM****H4 | £22.75 | 5 days | |
| MGL4B1.0L10K20 | 4.1 | 1 | 1 | 10 | K20 | SIM****H4 | £22.80 | 5 days | |
| MGL4B1.0L15K20 | 4.1 | 1 | 1 | 15 | K20 | SIM****H4 | £24.18 | 5 days | |
| MGL4B1.0L22K20 | 4.1 | 1 | 1 | 22 | K20 | SIM****H4 | £25.43 | 5 days | |
| MGL4B1.5L10K20 | 4.1 | 1.5 | 1 | 10 | K20 | SIM****H4 | £22.80 | 5 days | |
| MGL4B1.5L15K20 | 4.1 | 1.5 | 1 | 15 | K20 | SIM****H4 | £24.22 | 5 days | |
| MGL4B1.5L22K20 | 4.1 | 1.5 | 1 | 22 | K20 | SIM****H4 | £25.43 | 5 days | |
| MGL5B0.79L15K20 | 5.1 | 0.79 | 1 | 15 | K20 | SIM****H5 | £23.30 | 5 days | |
| MGL5B0.79L22K20 | 5.1 | 0.79 | 1 | 22 | K20 | SIM****H5 | £24.69 | 5 days | |
| MGL5B1.0L15K20 | 5.1 | 1 | 1.2 | 15 | K20 | SIM****H5 | £23.27 | 5 days | |
| MGL5B1.0L22K20 | 5.1 | 1 | 1.2 | 22 | K20 | SIM****H5 | £24.67 | 5 days | |
| MGL5B1.19L15K20 | 5.1 | 1.19 | 1.2 | 15 | K20 | SIM****H5 | £23.30 | 5 days | |
| MGL5B1.19L22K20 | 5.1 | 1.19 | 1.2 | 22 | K20 | SIM****H5 | £24.69 | 5 days | |
| MGL5B1.59L15K20 | 5.1 | 1.59 | 1.2 | 15 | K20 | SIM****H5 | £23.30 | 5 days | |
| MGL5B1.59L22K20 | 5.1 | 1.59 | 1.2 | 22 | K20 | SIM****H5 | £24.69 | 5 days | |
| MGL5B1.5L15K20 | 5.1 | 1.5 | 1.2 | 15 | K20 | SIM****H5 | £23.27 | 5 days | |
| MGL5B1.5L22K20 | 5.1 | 1.5 | 1.2 | 22 | K20 | SIM****H5 | £24.67 | 5 days | |
| MGL5B2.0L15K20 | 5.1 | 2 | 1.2 | 15 | K20 | SIM****H5 | £23.27 | 5 days | |
| MGL5B2.0L22K20 | 5.1 | 2 | 1.2 | 22 | K20 | SIM****H5 | £24.67 | 5 days | |
| MGL6B0.79L17K20 | 6.1 | 0.79 | 1.8 | 17 | K20 | SIM****H6 | £26.18 | 5 days | |
| MGL6B0.79L23K20 | 6.1 | 0.79 | 1.8 | 23 | K20 | SIM****H6 | £28.00 | 5 days | |
| MGL6B1.0L15K20 | 6.1 | 1 | 1.4 | 15 | K20 | SIM****H6 | £23.81 | 5 days | |
| MGL6B1.0L17K20 | 6.1 | 1 | 1.8 | 17 | K20 | SIM****H6 | £26.18 | 5 days | |
| MGL6B1.0L22K20 | 6.1 | 1 | 1.4 | 22 | K20 | SIM****H6 | £25.46 | 5 days | |
| MGL6B1.19L17K20 | 6.1 | 1.19 | 1.8 | 17 | K20 | SIM****H6 | £26.18 | 5 days | |
| MGL6B1.19L23K20 | 6.1 | 1.19 | 1.8 | 23 | K20 | SIM****H6 | £28.00 | 5 days | |
| MGL6B1.59L17K20 | 6.1 | 1.59 | 1.8 | 17 | K20 | SIM****H6 | £26.18 | 5 days | |
| MGL6B1.59L23K20 | 6.1 | 1.59 | 1.8 | 23 | K20 | SIM****H6 | £28.00 | 5 days | |
| MGL6B1.5L15K20 | 6.1 | 1.5 | 1.4 | 15 | K20 | SIM****H6 | £23.81 | 5 days | |
| MGL6B1.5L17K20 | 6.1 | 1.5 | 1.8 | 17 | K20 | SIM****H6 | £26.18 | 5 days | |
| MGL6B1.5L22K20 | 6.1 | 1.5 | 1.4 | 22 | K20 | SIM****H6 | £25.46 | 5 days | |
| MGL6B1.5L23K20 | 6.1 | 1.5 | 1.8 | 23 | K20 | SIM****H6 | £28.00 | 5 days | |
| MGL6B2.0L15K20 | 6.1 | 2 | 1.4 | 15 | K20 | SIM****H6 | £23.81 | 5 days | |
| MGL6B2.0L17K20 | 6.1 | 2 | 1.8 | 17 | K20 | SIM****H6 | £28.75 | 5 days | |
| MGL6B2.0L22K20 | 6.1 | 2 | 1.4 | 22 | K20 | SIM****H6 | £25.46 | 5 days | |
| MGL6B2.0L23K20 | 6.1 | 2 | 1.8 | 23 | K20 | SIM****H6 | £28.00 | 5 days | |
| MGL7B1.0L15K20 | 7.1 | 1 | 2.5 | 15 | K20 | SIM****H7 | £26.76 | 5 days | |
| MGL7B1.0L22K20 | 7.1 | 1 | 2.5 | 22 | K20 | SIM****H7 | £26.76 | 5 days | |
| MGL7B1.0L30K20 | 7.1 | 1 | 2.5 | 30 | K20 | SIM****H7 | £30.75 | 5 days | |
| MGL7B1.19L22K20 | 7.1 | 1.19 | 2.5 | 22 | K20 | SIM****H7 | £28.00 | 5 days | |
| MGL7B1.19L30K20 | 7.1 | 1.19 | 2.5 | 30 | K20 | SIM****H7 | £30.77 | 5 days | |
| MGL7B1.59L22K20 | 7.1 | 1.59 | 2.5 | 22 | K20 | SIM****H7 | £28.00 | 5 days | |
| MGL7B1.59L30K20 | 7.1 | 1.59 | 2.5 | 30 | K20 | SIM****H7 | £30.77 | 5 days | |
| MGL7B1.5L15K20 | 7.1 | 1.5 | 2.5 | 15 | K20 | SIM****H7 | £27.97 | 5 days | |
| MGL7B1.5L22K20 | 7.1 | 1.5 | 2.5 | 22 | K20 | SIM****H7 | £27.97 | 5 days | |
| MGL7B1.5L30K20 | 7.1 | 1.5 | 2.5 | 30 | K20 | SIM****H7 | £30.75 | 5 days | |
| MGL7B2.0L15K20 | 7.1 | 2 | 2.5 | 15 | K20 | SIM****H7 | £27.97 | 5 days | |
| MGL7B2.0L22K20 | 7.1 | 2 | 2.5 | 22 | K20 | SIM****H7 | £27.97 | 5 days | |
| MGL7B2.0L30K20 | 7.1 | 2 | 2.5 | 30 | K20 | SIM****H7 | £30.75 | 5 days | |
| MGL8B1.0L22K20 | 8.1 | 1 | 1.7 | 22 | K20 | SIM****H8 | £28.56 | 5 days | |
| MGL8B1.5L22K20 | 8.1 | 1.5 | 1.7 | 22 | K20 | SIM****H8 | £28.56 | 5 days | |
| MGL8B2.0L22K20 | 8.1 | 2 | 2.6 | 22 | K20 | SIM****H8 | £28.56 | 5 days | |
| MGL8B2.38L15K20 | 8.1 | 2.38 | 2.6 | 15 | K20 | SIM****H8 | £28.50 | 5 days | |
| MGL8B2.38L22K20 | 8.1 | 2.38 | 2.6 | 22 | K20 | SIM****H8 | £28.50 | 5 days |
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