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Carmex Carbide Tiny Tool - Chamfer & Boring - MCR - BMK Grade - 7.1mm Minimum Diameter x 20mm Reach
| Application | Chamfer & Boring (MCR) |
| Minimum Diameter | 7.1 |
| Reach (L1) | 20 |
| Radius (R) | 0.2 |
| Chamfer Depth (H1) | 0.8 |
| L | 62 |
Learn more about Klarna
The Carmex Carbide Tiny Tool for Chamfering & Boring (MCR) is a compact precision cutting tool designed for small chamfering and boring tasks. Its 7.1 mm minimum diameter and 20 mm reach let you access tight features on tiny parts, making it ideal for engineers, machinists, hobbyists, and technicians who demand clean, repeatable edges. Crafted from premium-grade carbide (BMK Grade), this tool offers excellent durability, strength, and wear resistance to keep edge quality consistent through demanding work.
- Compact, precise geometry: Designed to tackle small chamfers and bores in tight spaces, with a 7.1 mm minimum diameter and 20 mm reach to access hard-to-reach features in a single setup.
- Premium BMK Grade carbide: Made from high-grade carbide for outstanding durability, rigidity, and wear resistance, helping maintain sharp edges and longer tool life.
- Reliable, repeatable performance: Engineered for consistent results across small-part applications, delivering smooth finishes and predictable outcomes with minimal chatter.
This tiny tool helps you streamline micro-machine work, reducing the need for multiple tools or rework. By delivering precise chamfers and accurate bores in compact components, it improves part fit, finishing quality, and overall workflow—from setup to production, you’ll experience reliable results and fewer interruptions.
| Application | Chamfer & Boring (MCR) |
| Minimum Diameter | 7.1 |
| Reach (L1) | 20 |
| Radius (R) | 0.2 |
| Chamfer Depth (H1) | 0.8 |
| L | 62 |
| H | 1.5 |
| F | 3.3 |
| D | 7.0 |
| Grade | BMK |
| 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.
Full Range: Carmex Carbide Tiny Tools - Chamfering & Boring - Grade BMK (MCR)
View full collection →You are viewing MCR7R0.2L20BMK. Click any other SKU to view its full details.
| Product SKU | Minimum Diameter | Reach | Radius | Chamfer Depth | Grade | Holder | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| MCR3R0.2L10BMK | 3.1 | 10 | 0.2 | 0.3 | BMK | SIM****H3 | £24.05 | 5 days | |
| MCR4R0.2L15BMK | 4.1 | 15 | 0.2 | 0.4 | BMK | SIM****H4 | £26.83 | 5 days | |
| MCR5R0.2L15BMK | 5.1 | 15 | 0.2 | 0.7 | BMK | SIM****H5 | £27.35 | 5 days | |
| MCR6R0.2L15BMK | 6.1 | 15 | 0.2 | 0.7 | BMK | SIM****H6 | £28.00 | 5 days | |
| MCR7R0.2L20BMK Viewing | 7.1 | 20 | 0.2 | 0.8 | BMK | SIM****H7 | £38.33 | 5 days | |
| MCL3R0.2L10BMK | 3.1 | 10 | 0.2 | 0.3 | BMK | SIM****H3 | £26.45 | 5 days | |
| MCL4R0.2L15BMK | 4.1 | 15 | 0.2 | 0.4 | BMK | SIM****H4 | £26.83 | 5 days | |
| MCL5R0.2L15BMK | 5.1 | 15 | 0.2 | 0.7 | BMK | SIM****H5 | £27.35 | 5 days | |
| MCL6R0.2L15BMK | 6.1 | 15 | 0.2 | 0.7 | BMK | SIM****H6 | £28.00 | 5 days | |
| MCL7R0.2L20BMK | 7.1 | 20 | 0.2 | 0.8 | BMK | SIM****H7 | £38.33 | 5 days |
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