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Carmex Carbide Tiny Tool - Grooving - MGR - K20 Grade - Minimum Diameter 7.1mm x 1mm Groove Width x 22mm Reach
SKU:MGR7B1.0L22K20
The Carmex Carbide Tiny Tool - Grooving - MGR is a precision cutting tool designed for tiny grooves on small parts and components. Built from premium carbide, it delivers clean, accurate grooves w...
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Specification
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| Application | Grooving (MGR) |
| Minimum Diameter | 7.1 |
| Groove Width (B) | 1 |
| Groove Depth (H) | 2.5 |
| Reach (L1) | 22 |
| L | 62 |
£27.97
Prices shown ex. VAT
5 days estimated lead time
— subject to availability
View Other Sizes →
Free delivery over £50 ex VAT
Secure checkout
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 - Grooving - MGR is a precision cutting tool designed for tiny grooves on small parts and components. Built from premium carbide, it delivers clean, accurate grooves with excellent wear resistance in tight spaces.
Its compact diameter and a 22 mm reach, plus compatibility with a wide range of machines and systems, make it a versatile choice for engineers, machinists, and hobbyists alike seeking reliable micro-grooving results.
- Tiny-diameter, precision grooves: Engineered for small-part grooving with a minimum diameter of 7.1 mm and a groove width of 1 mm, delivering consistent, repeatable grooves in tight spaces.
- Premium K20 carbide for durability: Crafted from high-grade carbide to deliver outstanding wear resistance and long tool life, maintaining tight tolerances even in challenging materials.
- Generous reach and broad machine compatibility: 22 mm reach enables deeper grooves and easier access, while the tool is designed to work across a wide range of machines and setups, reducing changes and downtime.
With the Carmex Tiny Tool, micro-grooving tasks become predictable and efficient. The combination of a compact profile, durable K20 carbide, and flexible reach helps you achieve precise groove geometry on each part, streamline setups, and improve overall workflow from roughing to finishing.
| Application | Grooving (MGR) |
| Minimum Diameter | 7.1 |
| Groove Width (B) | 1 |
| Groove Depth (H) | 2.5 |
| Reach (L1) | 22 |
| L | 62 |
| F | 3.3 |
| D | 7.0 |
| Grade | K20 |
| Holder | SIM****H7 |
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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Staff are very helpful and polite.Goods that were in stock were dispatched same day and back orders were quick in coming through .
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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 - Grooving - Grade K20 (MGR)
View full collection →You are viewing MGR7B1.0L22K20. 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 | 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 Viewing | 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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