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Carmex Carbide Tiny Tools - Back Turning Tool (MXR) - Grade BXC - 4.1mm Min Diameter x 15mm Reach
| Application | Back Turning (MXR) |
| Minimum Diameter | 4.1 |
| Reach (L1) | 15 |
| Radius (R) | 0.15 |
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Description
The Carmex Carbide Tiny Tools Back Turning Tool (MXR) is a precision cutting tool designed for back turning on small parts. Made from premium-grade carbide, it delivers accurate backside finishes with dependable wear resistance, featuring a compact 4.1 mm minimum diameter and 15 mm reach for tight, detail-oriented work.
- Compact 4.1 mm minimum diameter: Enables turning tiny features with precise control and minimal overhang, ideal for delicate small-part finishes.
- 15 mm reach for backside finishing: Accesses hidden or hard-to-reach backside surfaces to produce clean, consistent finishes without repositioning the part.
- Grade BXC carbide for durability: Premium carbide construction offers strong wear resistance and long tool life, reducing tool changes and maintaining reliable performance across tasks.
This tool helps you complete small-bore or intricate turning jobs with confidence. Its precise back-turning capability, combined with durable carbide and a compact form, supports faster setup, fewer passes, and repeatable results, making it a dependable choice for engineers, machinists, hobbyists, and technicians working on small components.
Part Numbers
- Protool Part Number
- MXR4R0.15L15BXC
- 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 MXR4R0.15L15BXC. 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 | 4.1 | 10 | 0.15 | 0.8 | BXC | SIM****H4 | £24.43 | 5 days | |
| MXR4R0.15L15BXC Viewing | 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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