Please log in here to access all benefits, including promotional discounts and faster checkouts.


Carmex Carbide Tiny Tool - Full Radius Face Grooving - MZR - K20 Grade - 8mm Minimum Diameter x 2mm Groove Width
| Application | Full Radius Face Grooving (MZR) |
| Minimum Diameter | 8 |
| Groove Width (W) | 2 |
| Groove Depth (T) | 2.5 |
| Reach (L1) | 22 |
| L | 51 |
Learn more about Klarna
The Carmex Carbide Tiny Tool is a solid carbide bar engineered for face grooving, delivering a full-radius profile that creates rounded grooves. It’s ideal for engineers, machinists, and shops needing consistent, finished grooves in a range of materials. This right-hand tool uses MZR K20 grade carbide and targets an 8 mm minimum diameter with a 2 mm groove width.
- Full Radius Grooving Design: Produces rounded grooves with a smooth, continuous radius that improves seating surfaces and reduces finishing steps.
- Durable K20 Solid Carbide: Delivers exceptional wear resistance and rigidity for longer tool life and dependable performance in challenging materials.
- Right-Hand Geometry (8 mm Min Dia, 2 mm Groove): Provides predictable, repeatable groove dimensions and easy integration into standard machining setups.
By consistently forming rounded grooves on the initial pass, the Carmex Tiny Tool helps reduce secondary operations, improve seal performance, and keep production moving. The combination of hard-wearing carbide, precise geometry, and dedicated face-grooving radius translates into fewer tool changes, less downtime, and reliable results across a variety of materials and applications.
| Application | Full Radius Face Grooving (MZR) |
| Minimum Diameter | 8 |
| Groove Width (W) | 2 |
| Groove Depth (T) | 2.5 |
| Reach (L1) | 22 |
| L | 51 |
| R | 1.00 |
| F | 2.95 |
| D | 6.0 |
| Grade | K20 |
| Holder | SIM****H6 |
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 - Full Radius Face Grooving - Grade K20 (MZR)
View full collection →You are viewing MZR6R1.0L22K20. Click any other SKU to view its full details.
| Product SKU | Minimum Diameter | Groove Width | Groove Depth | Reach | Grade | Holder | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| MZR6R0.5L22K20 | 8 | 1 | 1.2 | 22 | K20 | SIM****H6 | £26.73 | 5 days | |
| MZR4R0.5L15K20 | 5 | 1 | 1.2 | 15 | K20 | SIM****H4 | £23.18 | 5 days | |
| MZR6R0.75L22K20 | 8 | 1.5 | 1.5 | 22 | K20 | SIM****H6 | £26.73 | 5 days | |
| MZR5R0.5L22K20 | 6 | 1 | 1.2 | 22 | K20 | SIM****H5 | £26.23 | 5 days | |
| MZR5R1.0L22K20 | 6 | 2 | 2.5 | 22 | K20 | SIM****H5 | £26.23 | 5 days | |
| MZR6R1.0L22K20 Viewing | 8 | 2 | 2.5 | 22 | K20 | SIM****H6 | £26.73 | 5 days | |
| MZR4R0.75L15K20 | 5 | 1.5 | 1.5 | 15 | K20 | SIM****H4 | £23.18 | 5 days | |
| MZR5R0.75L22K20 | 6 | 1.5 | 1.5 | 22 | K20 | SIM****H5 | £26.23 | 5 days |
No products match your filters.