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Carmex Carbide Tiny Tool - Grooving - MGR - BMK Grade - Minimum Diameter 4.1mm x 0.5mm Groove Width x 10mm Reach
| Application | Grooving (MGR) |
| Minimum Diameter | 3.1 |
| Groove Width (B) | 0.5 |
| Groove Depth (H) | 0.6 |
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Description
The Carmex Carbide Tiny Tool - Grooving - MGR - BMK Grade is a precision micro grooving tool designed for small parts and tight spaces. Its specialized design delivers accurate grooves with clean walls, making it ideal for tiny slots, shoulders, and features where larger tools struggle. Built for engineers, shop technicians, and hobbyists alike, it provides reliable performance in compact geometries and demanding micro-machining tasks.
The tool is crafted from premium BMK-grade carbide, delivering exceptional wear resistance and long tool life. With a minimum diameter of 4.1 mm, a groove width of 0.5 mm, and a reach of 10 mm, it enables precise, repeatable grooves on small components while remaining compatible with a wide range of machines and systems.
- Micro-diameter grooving for tight spaces: Minimum diameter 4.1 mm, groove width 0.5 mm, and 10 mm reach enable precise, repeatable grooves on small parts with clean walls.
- BMK-grade carbide durability: Premium carbide delivers excellent wear resistance and long tool life for demanding micro-machining tasks.
- Wide machine compatibility: Designed to work with a broad range of machines and systems, allowing quick setup and reliable performance across setups.
By using this tiny grooving tool, you can efficiently produce accurate grooves on small components, reduce setup time, and maintain consistent results across parts. The combination of micro-geometry, durable carbide, and broad compatibility helps you complete precision groove work with confidence, improving overall workflow and productivity.
Part Numbers
- Protool Part Number
- MGR4B0.5L10BMK
- 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 - Grooving - Grade BMK (MGR)
View full collection →You are viewing MGR4B0.5L10BMK. Click any other SKU to view its full details.
| Product SKU | Minimum Diameter | Groove Width | Groove Depth | Reach | Grade | Holder | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| MGR2B0.5L10BMK | 2.1 | 0.5 | 0.5 | 10 | BXC | SIM****H4 | £28.00 | 5 days | |
| MGR3B0.5L10BMK | 2.1 | 0.5 | 0.5 | 10 | BMK | SIM****H3 | £26.80 | 5 days | |
| MGR3B0.7L10BMK | 3.1 | 0.5 | 0.5 | 10 | BMK | SIM****H3 | £26.03 | 5 days | |
| MGR4B0.5L10BMK Viewing | 3.1 | 0.5 | 0.6 | 10 | BMK | SIM****H3 | £26.80 | In Stock | |
| MGR4B0.5L15BMK | 4.1 | 0.5 | 0.5 | 15 | BMK | SIM****H4 | £28.50 | 5 days | |
| MGR4B0.79L15BMK | 4.1 | 0.5 | 0.5 | 15 | BMK | SIM****H4 | £28.50 | 5 days | |
| MGR4B0.79L22BMK | 4.1 | 0.79 | 0.9 | 22 | BMK | SIM****H4 | £29.90 | 5 days | |
| MGR4B0.7L10BMK | 4.1 | 0.79 | 0.9 | 10 | BMK | SIM****H4 | £26.80 | In Stock | |
| MGR4B1.0L10BMK | 4.1 | 0.7 | 0.6 | 10 | BMK | SIM****H4 | £26.93 | 5 days | |
| MGR4B1.0L15BMK | 4.1 | 1 | 1 | 15 | BMK | SIM****H4 | £28.50 | 5 days | |
| MGR4B1.0L22BMK | 4.1 | 1 | 1 | 22 | BMK | SIM****H4 | £29.90 | 5 days | |
| MGR4B1.5L10BMK | 4.1 | 1 | 1 | 10 | BMK | SIM****H4 | £26.93 | In Stock | |
| MGR4B1.5L15BMK | 4.1 | 1.5 | 1 | 15 | BMK | SIM****H4 | £28.50 | 5 days | |
| MGR4B1.5L22BMK | 4.1 | 1.5 | 1 | 22 | BMK | SIM****H4 | £29.90 | 5 days | |
| MGR5B0.79L15BMK | 4.1 | 1.5 | 1 | 15 | BMK | SIM****H4 | £27.35 | 5 days | |
| MGR5B0.79L22BMK | 5.1 | 0.79 | 1 | 22 | BMK | SIM****H5 | £29.05 | 5 days | |
| MGR5B1.0L15BMK | 5.1 | 0.79 | 1 | 15 | BMK | SIM****H5 | £27.35 | 5 days | |
| MGR5B1.0L22BMK | 5.1 | 1 | 1.2 | 15 | BMK | SIM****H5 | £29.05 | In Stock | |
| MGR5B1.19L15BMK | 5.1 | 1 | 1.2 | 15 | BMK | SIM****H5 | £27.35 | 5 days | |
| MGR5B1.19L22BMK | 5.1 | 1.19 | 1.2 | 22 | BMK | SIM****H5 | £29.05 | 5 days | |
| MGR5B1.59L15BMK | 5.1 | 1.19 | 1.2 | 15 | BMK | SIM****H5 | £27.35 | 5 days | |
| MGR5B1.59L22BMK | 5.1 | 1.59 | 1.2 | 22 | BMK | SIM****H5 | £29.05 | 5 days | |
| MGR5B1.5L15BMK | 5.1 | 1.59 | 1.2 | 15 | BMK | SIM****H5 | £27.35 | 5 days | |
| MGR5B1.5L22BMK | 5.1 | 1.5 | 1.2 | 22 | BMK | SIM****H5 | £29.05 | In Stock | |
| MGR5B2.0L15BMK | 5.1 | 1.5 | 1.2 | 15 | BMK | SIM****H5 | £27.35 | 5 days | |
| MGR5B2.0L22BMK | 5.1 | 2 | 1.2 | 22 | BMK | SIM****H5 | £29.05 | In Stock | |
| MGR6B0.79L17BMK | 5.1 | 2 | 1.2 | 17 | BMK | SIM****H5 | £30.75 | 5 days | |
| MGR6B0.79L23BMK | 6.1 | 0.79 | 1.8 | 23 | BMK | SIM****H6 | £32.98 | 5 days | |
| MGR6B1.0L15BMK | 6.1 | 0.79 | 1.8 | 15 | BMK | SIM****H6 | £28.00 | 5 days | |
| MGR6B1.0L17BMK | 6.1 | 1 | 1.4 | 17 | BMK | SIM****H6 | £30.75 | 5 days | |
| MGR6B1.0L22BMK | 6.1 | 1 | 1.8 | 22 | BMK | SIM****H6 | £29.95 | 5 days | |
| MGR6B1.19L17BMK | 6.1 | 1 | 1.4 | 17 | BMK | SIM****H6 | £30.75 | 5 days | |
| MGR6B1.19L23BMK | 6.1 | 1.19 | 1.8 | 23 | BMK | SIM****H6 | £32.98 | 5 days | |
| MGR6B1.59L17BMK | 6.1 | 1.19 | 1.8 | 17 | BMK | SIM****H6 | £30.75 | 5 days | |
| MGR6B1.59L23BMK | 6.1 | 1.59 | 1.8 | 23 | BMK | SIM****H6 | £32.98 | 5 days | |
| MGR6B1.5L15BMK | 6.1 | 1.59 | 1.8 | 15 | BMK | SIM****H6 | £28.00 | In Stock | |
| MGR6B1.5L17BMK | 6.1 | 1.5 | 1.4 | 17 | BMK | SIM****H6 | £30.75 | 5 days | |
| MGR6B1.5L22BMK | 6.1 | 1.5 | 1.8 | 22 | BMK | SIM****H6 | £29.95 | 5 days | |
| MGR6B1.5L23BMK | 6.1 | 1.5 | 1.4 | 23 | BMK | SIM****H6 | £32.98 | 5 days | |
| MGR6B2.0L15BMK | 6.1 | 1.5 | 1.8 | 15 | BMK | SIM****H6 | £28.00 | 5 days | |
| MGR6B2.0L17BMK | 6.1 | 2 | 1.4 | 17 | BMK | SIM****H6 | £30.75 | 5 days | |
| MGR6B2.0L22BMK | 6.1 | 2 | 1.8 | 22 | BMK | SIM****H6 | £29.95 | 5 days | |
| MGR6B2.0L23BMK | 6.1 | 2 | 1.4 | 23 | BMK | SIM****H6 | £32.98 | 5 days | |
| MGR7B1.0L15BMK | 6.1 | 2 | 1.8 | 15 | BMK | SIM****H6 | £32.93 | 5 days | |
| MGR7B1.0L22BMK | 7.1 | 1 | 2.5 | 22 | BMK | SIM****H7 | £32.93 | 5 days | |
| MGR7B1.0L30BMK | 7.1 | 1 | 2.5 | 30 | BMK | SIM****H7 | £36.18 | 5 days | |
| MGR7B1.19L22BMK | 7.1 | 1 | 2.5 | 22 | BMK | SIM****H7 | £32.98 | In Stock | |
| MGR7B1.19L30BMK | 7.1 | 1.19 | 2.5 | 30 | BMK | SIM****H7 | £36.18 | 5 days | |
| MGR7B1.59L22BMK | 7.1 | 1.59 | 2.5 | 22 | BMK | SIM****H7 | £32.98 | 5 days | |
| MGR7B1.59L30BMK | 7.1 | 1.59 | 2.5 | 30 | BMK | SIM****H7 | £36.18 | 5 days | |
| MGR7B1.5L15BMK | 7.1 | 1.59 | 2.5 | 15 | BMK | SIM****H7 | £32.93 | 5 days | |
| MGR7B1.5L22BMK | 7.1 | 1.5 | 2.5 | 22 | BMK | SIM****H7 | £32.93 | 5 days | |
| MGR7B1.5L30BMK | 7.1 | 1.5 | 2.5 | 30 | BMK | SIM****H7 | £36.18 | 5 days | |
| MGR7B2.0L15BMK | 7.1 | 1.5 | 2.5 | 15 | BMK | SIM****H7 | £32.93 | 5 days | |
| MGR7B2.0L22BMK | 7.1 | 2 | 2.5 | 22 | BMK | SIM****H7 | £32.93 | 5 days | |
| MGR7B2.0L30BMK | 7.1 | 2 | 2.5 | 30 | BMK | SIM****H7 | £36.18 | 5 days | |
| MGR8B1.0L22BMK | 7.1 | 2 | 2.5 | 22 | BMK | SIM****H7 | £33.55 | In Stock | |
| MGR8B1.5L22BMK | 8.1 | 1 | 1.7 | 22 | BMK | SIM****H8 | £33.55 | 5 days | |
| MGR8B2.0L22BMK | 8.1 | 1.5 | 1.7 | 22 | BMK | SIM****H8 | £33.55 | 5 days | |
| MGR8B2.38L15BMK | 8.1 | 2 | 2.6 | 15 | BMK | SIM****H8 | £33.55 | 5 days | |
| MGR8B2.38L22BMK | 8.1 | 2.38 | 2.6 | 22 | BMK | SIM****H8 | £33.55 | 5 days | |
| MGL2B0.5L10BMK | 2.1 | 0.5 | 0.5 | 10 | BXC | SIM****H4 | £23.65 | 5 days | |
| MGL3B0.5L10BMK | 2.1 | 0.5 | 0.5 | 10 | BMK | SIM****H3 | £22.63 | In Stock | |
| MGL3B0.7L10BMK | 3.1 | 0.5 | 0.5 | 10 | BMK | SIM****H3 | £26.03 | 5 days | |
| MGL4B0.5L10BMK | 3.1 | 0.5 | 0.6 | 10 | BMK | SIM****H3 | £26.80 | 5 days | |
| MGL4B0.5L15BMK | 4.1 | 0.5 | 0.5 | 15 | BMK | SIM****H4 | £24.10 | 5 days | |
| MGL4B0.79L15BMK | 4.1 | 0.5 | 0.5 | 15 | BMK | SIM****H4 | £24.10 | 5 days | |
| MGL4B0.79L22BMK | 4.1 | 0.79 | 0.9 | 22 | BMK | SIM****H4 | £25.28 | 5 days | |
| MGL4B0.7L10BMK | 4.1 | 0.79 | 0.9 | 10 | BMK | SIM****H4 | £22.63 | 5 days | |
| MGL4B1.0L10BMK | 4.1 | 0.7 | 0.6 | 10 | BMK | SIM****H4 | £26.93 | 5 days | |
| MGL4B1.0L15BMK | 4.1 | 1 | 1 | 15 | BMK | SIM****H4 | £28.50 | 5 days | |
| MGL4B1.0L22BMK | 4.1 | 1 | 1 | 22 | BMK | SIM****H4 | £25.28 | 5 days | |
| MGL4B1.5L10BMK | 4.1 | 1 | 1 | 10 | BMK | SIM****H4 | £26.93 | 5 days | |
| MGL4B1.5L15BMK | 4.1 | 1.5 | 1 | 15 | BMK | SIM****H4 | £24.10 | 5 days | |
| MGL4B1.5L22BMK | 4.1 | 1.5 | 1 | 22 | BMK | SIM****H4 | £25.28 | 5 days | |
| MGL5B0.79L15BMK | 4.1 | 1.5 | 1 | 15 | BMK | SIM****H4 | £23.13 | 5 days | |
| MGL5B0.79L22BMK | 5.1 | 0.79 | 1 | 22 | BMK | SIM****H5 | £24.55 | 5 days | |
| MGL5B1.0L15BMK | 5.1 | 0.79 | 1 | 15 | BMK | SIM****H5 | £27.35 | 5 days | |
| MGL5B1.0L22BMK | 5.1 | 1 | 1.2 | 15 | BMK | SIM****H5 | £29.05 | 5 days | |
| MGL5B1.19L15BMK | 5.1 | 1 | 1.2 | 15 | BMK | SIM****H5 | £23.13 | 5 days | |
| MGL5B1.19L22BMK | 5.1 | 1.19 | 1.2 | 22 | BMK | SIM****H5 | £24.55 | 5 days | |
| MGL5B1.59L15BMK | 5.1 | 1.19 | 1.2 | 15 | BMK | SIM****H5 | £23.13 | 5 days | |
| MGL5B1.59L22BMK | 5.1 | 1.59 | 1.2 | 22 | BMK | SIM****H5 | £24.55 | 5 days | |
| MGL5B1.5L15BMK | 5.1 | 1.59 | 1.2 | 15 | BMK | SIM****H5 | £27.35 | 5 days | |
| MGL5B1.5L22BMK | 5.1 | 1.5 | 1.2 | 22 | BMK | SIM****H5 | £29.05 | 5 days | |
| MGL5B2.0L15BMK | 5.1 | 1.5 | 1.2 | 15 | BMK | SIM****H5 | £27.35 | 5 days | |
| MGL5B2.0L22BMK | 5.1 | 2 | 1.2 | 22 | BMK | SIM****H5 | £29.05 | 5 days | |
| MGL6B0.79L17BMK | 5.1 | 2 | 1.2 | 17 | BMK | SIM****H5 | £26.00 | 5 days | |
| MGL6B0.79L23BMK | 6.1 | 0.79 | 1.8 | 23 | BMK | SIM****H6 | £27.88 | 5 days | |
| MGL6B1.0L15BMK | 6.1 | 0.79 | 1.8 | 15 | BMK | SIM****H6 | £28.00 | 5 days | |
| MGL6B1.0L17BMK | 6.1 | 1 | 1.4 | 17 | BMK | SIM****H6 | £30.75 | 5 days | |
| MGL6B1.0L22BMK | 6.1 | 1 | 1.8 | 22 | BMK | SIM****H6 | £29.95 | 5 days | |
| MGL6B1.19L17BMK | 6.1 | 1 | 1.4 | 17 | BMK | SIM****H6 | £26.00 | 5 days | |
| MGL6B1.19L23BMK | 6.1 | 1.19 | 1.8 | 23 | BMK | SIM****H6 | £27.88 | 5 days | |
| MGL6B1.59L17BMK | 6.1 | 1.19 | 1.8 | 17 | BMK | SIM****H6 | £26.00 | 5 days | |
| MGL6B1.59L23BMK | 6.1 | 1.59 | 1.8 | 23 | BMK | SIM****H6 | £27.88 | 5 days | |
| MGL6B1.5L15BMK | 6.1 | 1.59 | 1.8 | 15 | BMK | SIM****H6 | £28.00 | 5 days | |
| MGL6B1.5L17BMK | 6.1 | 1.5 | 1.4 | 17 | BMK | SIM****H6 | £30.75 | 5 days | |
| MGL6B1.5L22BMK | 6.1 | 1.5 | 1.8 | 22 | BMK | SIM****H6 | £29.95 | 5 days | |
| MGL6B1.5L23BMK | 6.1 | 1.5 | 1.4 | 23 | BMK | SIM****H6 | £27.88 | 5 days | |
| MGL6B2.0L15BMK | 6.1 | 1.5 | 1.8 | 15 | BMK | SIM****H6 | £28.00 | 5 days | |
| MGL6B2.0L17BMK | 6.1 | 2 | 1.4 | 17 | BMK | SIM****H6 | £30.75 | 5 days | |
| MGL6B2.0L22BMK | 6.1 | 2 | 1.8 | 22 | BMK | SIM****H6 | £29.95 | 5 days | |
| MGL6B2.0L23BMK | 6.1 | 2 | 1.4 | 23 | BMK | SIM****H6 | £32.98 | 5 days | |
| MGL7B1.0L15BMK | 6.1 | 2 | 1.8 | 15 | BMK | SIM****H6 | £31.55 | 5 days | |
| MGL7B1.0L22BMK | 7.1 | 1 | 2.5 | 22 | BMK | SIM****H7 | £31.55 | 5 days | |
| MGL7B1.0L30BMK | 7.1 | 1 | 2.5 | 30 | BMK | SIM****H7 | £36.18 | 5 days | |
| MGL7B1.19L22BMK | 7.1 | 1 | 2.5 | 22 | BMK | SIM****H7 | £27.88 | 5 days | |
| MGL7B1.19L30BMK | 7.1 | 1.19 | 2.5 | 30 | BMK | SIM****H7 | £30.58 | 5 days | |
| MGL7B1.59L22BMK | 7.1 | 1.59 | 2.5 | 22 | BMK | SIM****H7 | £27.88 | 5 days | |
| MGL7B1.59L30BMK | 7.1 | 1.59 | 2.5 | 30 | BMK | SIM****H7 | £30.58 | 5 days | |
| MGL7B1.5L15BMK | 7.1 | 1.59 | 2.5 | 15 | BMK | SIM****H7 | £32.93 | 5 days | |
| MGL7B1.5L22BMK | 7.1 | 1.5 | 2.5 | 22 | BMK | SIM****H7 | £32.93 | 5 days | |
| MGL7B1.5L30BMK | 7.1 | 1.5 | 2.5 | 30 | BMK | SIM****H7 | £36.18 | 5 days | |
| MGL7B2.0L15BMK | 7.1 | 1.5 | 2.5 | 15 | BMK | SIM****H7 | £32.93 | 5 days | |
| MGL7B2.0L22BMK | 7.1 | 2 | 2.5 | 22 | BMK | SIM****H7 | £32.93 | 5 days | |
| MGL7B2.0L30BMK | 7.1 | 2 | 2.5 | 30 | BMK | SIM****H7 | £36.18 | 5 days | |
| MGL8B1.0L22BMK | 7.1 | 2 | 2.5 | 22 | BMK | SIM****H7 | £33.55 | 5 days | |
| MGL8B1.5L22BMK | 8.1 | 1 | 1.7 | 22 | BMK | SIM****H8 | £33.55 | 5 days | |
| MGL8B2.0L22BMK | 8.1 | 1.5 | 1.7 | 22 | BMK | SIM****H8 | £33.55 | 5 days | |
| MGL8B2.38L15BMK | 8.1 | 2 | 2.6 | 15 | BMK | SIM****H8 | £28.35 | 5 days | |
| MGL8B2.38L22BMK | 8.1 | 2.38 | 2.6 | 22 | BMK | SIM****H8 | £28.35 | 5 days |
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