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Carmex Thread Turning External Insert - W (BSW BSF BSP BSB) - Right Hand - 11ER56WBMA
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | W (BSW BSF BSP BSB) |
| Pitch | 56 |
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The Carmex Thread Turning External Insert - W is a right-hand external threading insert (11ER56WBMA) designed to cover BSW, BSF, BSP, and BSB thread standards. As part of Carmex’s globally recognized thread turning range, these laydown triangular inserts are built to handle everything from basic to demanding threading tasks with dependable performance.
Whether you’re in a professional machine shop, a production line, or tackling DIY projects, this insert delivers versatile, consistent results across a wide range of pitches and materials. Its design emphasizes reliable cutting edges and straightforward setup, so you can move smoothly from one job to the next with confidence.
- Broad Thread Standards Compatibility: Works with BSW, BSF, BSP, and BSB external threads in a right-hand orientation, reducing the need for multiple inserts and speeding up job setup.
- Triangular Laydown Geometry for Durability: Laydown design provides multiple cutting edges and efficient chip control, promoting longer edge life and a smooth thread profile across applications.
- Reliable Performance Across Demanding Applications: Engineered to deliver consistent results on a wide range of materials and thread pitches, helping minimize downtime and rework.
The Carmex W insert offers a flexible, durable threading solution that simplifies inventory and workflow. With a single insert capable of covering common standards, you can cut threads faster, maintain consistent quality, and reduce tool-change interruptions on busy production schedules.
Part Numbers
- Protool Part Number
- 11ER56WBMA
- Brand
- Carmex
- Category
- Thread Turning
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.



