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Carmex Carbide Tiny Tools - Back Turning Tool (MXR) - Grade BXC - 4.1mm Min Diameter x 10mm Reach
| Application | Back Turning (MXR) |
| Minimum Diameter | 4.1 |
| Reach (L1) | 10 |
| Radius (R) | 0.15 |
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Description
The Carmex Carbide Tiny Tools Back Turning Tool (MXR) is a precision cutting solution designed for small turning tasks. Its specialized back-turning geometry enables clean, accurate surfaces on the backside of workpieces, reducing secondary operations and speeding setup for micro parts. Built for engineers, shop technicians, and hobbyists alike, it delivers reliable performance where space is limited and precision matters.
Crafted from premium carbide, this tiny tool offers exceptional wear resistance, edge retention, and long tool life under repetitive cutting. Its compact design fits into tight setups and tight-tolerance projects, making it ideal for delicate work on small components without sacrificing rigidity or finish quality.
- Back-turning geometry for precise backside surfaces: Enables controlled finishing on the hidden side of small parts, delivering consistent tolerances and smooth mating faces.
- Premium carbide construction for durability: Provides long tool life, strong wear resistance, and reliable edge retention for repeatable, high-quality cuts.
- 4.1 mm minimum diameter, 10 mm reach: Optimized for micro turning and reaching tight features, reducing tool changes and speeding setups on small workpieces.
Whether you’re prototyping a compact part or producing small-series components, this MXR back turning tool helps you achieve dependable results with quicker setups, fewer tool changes, and a finished backside that meets tight specifications with confidence.
Part Numbers
- Protool Part Number
- MXR4R0.15L10BXC
- 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 - Back Turning - Grade BXC (MXR)
View full collection →You are viewing MXR4R0.15L10BXC. Click any other SKU to view its full details.
| Product SKU | Minimum Diameter | Reach | Radius | Max Back Turn Depth | Grade | Holder | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| MXR4R0.15L10BXC Viewing | 4.1 | 10 | 0.15 | 0.8 | BXC | SIM****H4 | £24.43 | In Stock | |
| MXR4R0.15L15BXC | 4.1 | 15 | 0.15 | 0.8 | BXC | SIM****H4 | £24.60 | 5 days | |
| MXR4R0.1L10BXC | 3.1 | 10 | 0.1 | 0.5 | BXC | SIM****H4 | £24.43 | In Stock | |
| MXR5R0.2L15BXC | 5.1 | 15 | 0.2 | 1 | BXC | SIM****H5 | £24.93 | In Stock | |
| MXR5R0.2L22BXC | 5.1 | 22 | 0.2 | 1 | BXC | SIM****H5 | £25.18 | In Stock | |
| MXR6R0.2L15BXC | 6.1 | 15 | 0.2 | 1.8 | BXC | SIM****H6 | £25.48 | 5 days | |
| MXR6R0.2L22BXC | 6.1 | 22 | 0.2 | 1.8 | BXC | SIM****H6 | £25.68 | 5 days | |
| MXR4R0.15L22BXC | 4.1 | 22 | 0.15 | 0.8 | BXC | SIM****H4 | £25.85 | 5 days | |
| MXR7R0.2L30BXC | 7.1 | 30 | 0.20 | 2.5 | BXC | SIM****H7 | £32.60 | 5 days | |
| MXL4R0.15L10BXC | 4.1 | 10 | 0.15 | 0.8 | BXC | SIM****H4 | £24.43 | 5 days | |
| MXL4R0.15L15BXC | 4.1 | 15 | 0.15 | 0.8 | BXC | SIM****H4 | £24.60 | 5 days | |
| MXL4R0.15L22BXC | 4.1 | 22 | 0.15 | 0.8 | BXC | SIM****H4 | £21.85 | 5 days | |
| MXL4R0.1L10BXC | 3.1 | 10 | 0.1 | 0.5 | BXC | SIM****H4 | £24.43 | 5 days | |
| MXL5R0.2L15BXC | 5.1 | 15 | 0.2 | 1 | BXC | SIM****H5 | £24.93 | 5 days | |
| MXL5R0.2L22BXC | 5.1 | 22 | 0.2 | 1 | BXC | SIM****H5 | £25.18 | 5 days | |
| MXL6R0.2L15BXC | 6.1 | 15 | 0.2 | 1.8 | BXC | SIM****H6 | £25.48 | 5 days | |
| MXL6R0.2L22BXC | 6.1 | 22 | 0.2 | 1.8 | BXC | SIM****H6 | £25.68 | 5 days | |
| MXL7R0.2L30BXC | 7.1 | 30 | 0.20 | 2.5 | BXC | SIM****H7 | £27.55 | 5 days |
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