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Carmex Carbide Tiny Tool - Deep Face Grooving - MVR - BMK Grade - 20mm Minimum Diameter x 4mm Groove Width x 43mm Groove Depth
| Application | Deep Face Grooving (MVR) |
| Minimum Diameter | 20 |
| Groove Width (B) | 4 |
| Groove Depth (L1) | 43 |
| Radius (R) | 0.2 |
| L | 80 |
Learn more about Klarna
Carmex Carbide Tiny Tool for Deep Face Grooving is a precision solid carbide tool designed specifically for deep face grooving tasks. It’s built for engineers, machinists, and hobbyists who need clean, consistent grooves across a range of materials. The tool features dimensions of a 20 mm minimum diameter, 4 mm groove width, and 43 mm groove depth, making it ideal for demanding, high-precision groove work. Note: This product line is designed for right‑hand operations and does not include left‑hand bars.
- BMK Grade with PVD triple coating: Sub-micron carbide with an advanced PVD triple coating delivers exceptional heat resistance and smooth cutting, helping maintain edge life and consistent performance even on challenging materials.
- Deep face grooving design: Specifically engineered for deep grooves, with stable geometry and a generous 43 mm depth to improve accuracy and reduce chatter during heavy cuts.
- Wide material compatibility: Optimized for stainless steels and a range of other materials, providing reliable, repeatable results across common production workpieces.
This tool enables consistent, finish-quality grooves with fewer passes and reduced downtime. The heat‑resistant BMK coating helps preserve edge life in demanding operations, while its compact, purpose-built design simplifies setup in both manual and automated machining environments. Choose Carmex for dependable groove quality, predictable tool life, and confidence in every cut.
| Application | Deep Face Grooving (MVR) |
| Minimum Diameter | 20 |
| Groove Width (B) | 4 |
| Groove Depth (L1) | 43 |
| Radius (R) | 0.2 |
| L | 80 |
| F | 2.1 |
| D | 8.0 |
| Grade | BMK |
| Holder | SIM****H8 |
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 - Deep Face Grooving - Grade BMK (MVR)
View full collection →You are viewing MVR8B4.0L43BMK. Click any other SKU to view its full details.
| Product SKU | Minimum Diameter | Groove Width | Groove Depth | Radius | Grade | Holder | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| MVR6B2.0L10BMK | 10 | 2 | 10 | 0.2 | BMK | SIM****H6 | £62.20 | 5 days | |
| MVR6B2.0L15BMK | 12 | 2 | 15 | 0.2 | BMK | SIM****H6 | £62.23 | 5 days | |
| MVR6B2.0L22BMK | 12 | 2 | 22 | 0.2 | BMK | SIM****H6 | £66.58 | In Stock | |
| MVR6B2.5L15BMK | 10 | 2.5 | 15 | 0.2 | BMK | SIM****H6 | £62.23 | 5 days | |
| MVR6B2.5L22BMK | 12 | 2.5 | 22 | 0.2 | BMK | SIM****H6 | £66.58 | 5 days | |
| MVR6B3.0L22BMK | 10 | 3 | 22 | 0.2 | BMK | SIM****H6 | £66.58 | 5 days | |
| MVR8B3.0L27BMK | 15 | 3 | 27 | 0.2 | BMK | SIM****H8 | £84.70 | 5 days | |
| MVR8B3.0L43BMK | 15 | 3 | 43 | 0.2 | BMK | SIM****H8 | £101.65 | 5 days | |
| MVR8B4.0L43BMK Viewing | 20 | 4 | 43 | 0.2 | BMK | SIM****H8 | £101.65 | 5 days | |
| MVL6B2.0L10BMK | 10 | 2 | 10 | 0.2 | BMK | SIM****H6 | £51.08 | 5 days | |
| MVL6B2.0L15BMK | 12 | 2 | 15 | 0.2 | BMK | SIM****H6 | £62.23 | 5 days | |
| MVL6B2.0L22BMK | 12 | 2 | 22 | 0.2 | BMK | SIM****H6 | £56.28 | 5 days | |
| MVL6B2.5L15BMK | 10 | 2.5 | 15 | 0.2 | BMK | SIM****H6 | £52.60 | 5 days | |
| MVL6B2.5L22BMK | 12 | 2.5 | 22 | 0.2 | BMK | SIM****H6 | £56.28 | 5 days | |
| MVL6B3.0L22BMK | 10 | 3 | 22 | 0.2 | BMK | SIM****H6 | £56.28 | 5 days | |
| MVL8B3.0L27BMK | 15 | 3 | 27 | 0.2 | BMK | SIM****H8 | £71.60 | 5 days | |
| MVL8B3.0L43BMK | 15 | 3 | 43 | 0.2 | BMK | SIM****H8 | £85.93 | 5 days | |
| MVL8B4.0L43BMK | 20 | 4 | 43 | 0.2 | BMK | SIM****H8 | £101.65 | 5 days |
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