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Carmex Carbide Tiny Tool - Chamfer & Boring - MCR - BMK Grade - 3.1mm Minimum Diameter x 10mm Reach
| Application | Chamfer & Boring (MCR) |
| Minimum Diameter | 3.1 |
| Reach (L1) | 10 |
| Radius (R) | 0.2 |
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Description
The Carmex Carbide Tiny Tools – Chamfer & Boring (MCR) is a precision cutting tool designed for small chamfering and boring tasks. Built with BMK-grade carbide, this compact tool delivers reliable performance when working on tiny parts and components. Its 3.1 mm minimum diameter and 10 mm reach make it ideal for precise chamfering and accurate bores in tight spaces.
Designed for engineers, machinists, hobbyists, and technicians, this tiny tool pairs durable carbide with a focused cutting geometry to provide consistent results over many jobs. The premium material resists wear during repeated passes, helping you achieve exact chamfer angles and bore depths with fewer tool changes. Its streamlined profile minimizes heat buildup and chatter for clean, professional finishes on small parts.
- Ultra-compact 3.1 mm diameter with 10 mm reach: Enables precise chamfers and clean bores in confined spaces, reducing part handling and rework.
- BMK-grade carbide for exceptional durability: Delivers long tool life and steady cutting performance across numerous jobs, even in demanding materials.
- Fine-cut geometry for smooth, burr-free finishes: Minimizes finishing work, improves surface quality on small parts, and reduces setup time.
Equipped to enhance your workflow, the Carmex Tiny Tool helps you complete small-scale chamfering and boring tasks more quickly and with consistent results. Rely on its robust construction and precise geometry to boost throughput, cut downtime, and deliver dependable, repeatable finishes on delicate components.
Part Numbers
- Protool Part Number
- MCR3R0.2L10BMK
- 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 - Chamfering & Boring - Grade BMK (MCR)
View full collection →You are viewing MCR3R0.2L10BMK. Click any other SKU to view its full details.
| Product SKU | Minimum Diameter | Reach | Radius | Chamfer Depth | Grade | Holder | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| MCR3R0.2L10BMK Viewing | 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 | 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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