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16IL26WBMA - Carmex Thread Turning Internal Insert - W (BSW BSF BSP BSB) - Left Hand
| Thread Type | Internal |
| Thread Direction | Left Hand |
| Thread Form | W (BSW BSF BSP BSB) |
| Pitch | 26 |
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The Carmex Thread Turning Internal Insert - W (BSW BSF BSP BSB) for Left-Hand use is part of our industry-leading range of thread turning inserts. These internal, laydown triangular inserts support the majority of thread standards in use today, including BSW, BSF, BSP, and BSB forms, delivering reliable results across a wide range of tasks. From basic threading to the most demanding applications, this insert is designed to perform with consistency and ease.
These high-quality laydown triangular inserts are built to handle a wide range of applications—from basic to demanding tasks—providing dependable performance across internal threading projects.
- Broad compatibility with thread standards: Covers BSW, BSF, BSP, and BSB forms, enabling a single insert to handle multiple internal threads and reducing tool change frequency.
- Triangular laydown geometry for stable cuts: The laydown triangle design promotes smooth engagement, consistent thread quality, and a reliable finish across a variety of tasks.
- Optimized for left-hand threading: Specifically configured for left-handed operations to deliver reliable alignment and predictable results on left-handed threads.
This combination of broad compatibility, stable cutting geometry, and left-handed optimization helps you streamline production, reduce setup time, and achieve consistent, high-quality internal threads—from straightforward jobs to challenging specifications.
Part Numbers
- Protool Part Number
- 16IL26WBMA
- 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.
Full Range: Carmex Thread Turning Internal Inserts - Whitworth - Right/Left Hand
View full collection →You are viewing 16IL26WBMA. Click any other SKU to view its full details.
| Product SKU | Thread Type | Thread Direction | Thread Form | Pitch | Insert Size | Grade | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 06IL26WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 26 | 6 | BMA | £8.90 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 06IR18WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 18 | 6 | BMA | £11.60 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 06IR18WBXC | Internal | Right Hand | W (BSW BSF BSP BSB) | 18 | 6 | BXC | £11.60 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 06IR20WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 20 | 6 | BMA | £11.60 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 06IR20WBXC | Internal | Right Hand | W (BSW BSF BSP BSB) | 20 | 6 | BXC | £11.60 per item · pack of 10 | 5 days | Sold in packs of 10 |
| 06IR22WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 22 | 6 | BMA | £11.60 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 06IR26WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 26 | 6 | BMA | £11.60 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 08IL18WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 18 | 8 | BMA | £8.90 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 08IL19WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 19 | 8 | BMA | £8.90 per item · pack of 5 | In Stock | Sold in packs of 5 |
| 08IL20WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 20 | 8 | BMA | £13.88 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 08IL24WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 24 | 8 | BMA | £8.90 per item · pack of 5 | In Stock | Sold in packs of 5 |
| 08IL28WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 28 | 8 | BMA | £8.90 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 08IR16WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 16 | 8 | BMA | £11.60 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 08IR18WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 18 | 8 | BMA | £11.60 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 08IR19WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 19 | 8 | BMA | £11.60 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 08IR20WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 20 | 8 | BMA | £11.60 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 08IR24WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 24 | 8 | BMA | £11.60 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 08IR28WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 28 | 8 | BMA | £11.60 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IL11WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 11 | 11 | BMA | £8.10 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL12WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 12 | 11 | BMA | £8.10 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL14WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 14 | 11 | BMA | £10.55 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL16WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 16 | 11 | BMA | £10.55 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL18WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 18 | 11 | BMA | £8.10 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL19WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 19 | 11 | BMA | £10.55 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL20WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 20 | 11 | BMA | £8.10 per item · pack of 5 | In Stock | Sold in packs of 5 |
| 11IL22WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 22 | 11 | BMA | £8.10 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL24WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 24 | 11 | BMA | £8.10 per item · pack of 5 | In Stock | Sold in packs of 5 |
| 11IL26WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 26 | 11 | BMA | £8.10 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL28WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 28 | 11 | BMA | £8.10 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL32WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 32 | 11 | BMA | £8.10 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL36WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 36 | 11 | BMA | £10.53 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL40WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 40 | 11 | BMA | £10.53 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL48WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 48 | 11 | BMA | £10.53 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL56WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 56 | 11 | BMA | £10.53 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL60WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 60 | 11 | BMA | £10.53 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IL72WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 72 | 11 | BMA | £10.53 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 11IR11WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 11 | 11 | BMA | £10.55 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IR12WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 12 | 11 | BMA | £10.55 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IR14WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 14 | 11 | BMA | £10.55 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 11IR16WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 16 | 11 | BMA | £10.55 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IR18WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 18 | 11 | BMA | £10.55 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IR19WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 19 | 11 | BMA | £10.55 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 11IR20WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 20 | 11 | BMA | £10.55 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IR22WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 22 | 11 | BMA | £10.55 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IR24WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 24 | 11 | BMA | £10.55 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IR26WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 26 | 11 | BMA | £10.55 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IR28WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 28 | 11 | BMA | £10.55 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IR32WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 32 | 11 | BMA | £10.55 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 11IR36WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 36 | 11 | BMA | £13.68 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 11IR40WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 40 | 11 | BMA | £10.55 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 11IR48WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 48 | 11 | BMA | £10.53 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 11IR56WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 56 | 11 | BMA | £10.53 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 11IR60WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 60 | 11 | BMA | £10.53 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 11IR72WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 72 | 11 | BMA | £10.53 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 16IL10WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 10 | 16 | BMA | £7.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL11WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 11 | 16 | BMA | £9.50 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL12WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 12 | 16 | BMA | £9.50 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL14WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 14 | 16 | BMA | £9.50 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL16WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 16 | 16 | BMA | £7.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL18WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 18 | 16 | BMA | £7.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL19WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 19 | 16 | BMA | £7.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL20WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 20 | 16 | BMA | £9.50 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL22WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 22 | 16 | BMA | £9.50 per item · pack of 5 | In Stock | Sold in packs of 5 |
| 16IL24WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 24 | 16 | BMA | £7.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL26WBMA Viewing | Internal | Left Hand | W (BSW BSF BSP BSB) | 26 | 16 | BMA | £7.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL28WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 28 | 16 | BMA | £7.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL32WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 32 | 16 | BMA | £7.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL36WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 36 | 16 | BMA | £9.47 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL40WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 40 | 16 | BMA | £9.47 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL48WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 48 | 16 | BMA | £9.47 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL56WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 56 | 16 | BMA | £9.47 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL60WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 60 | 16 | BMA | £9.47 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL72WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 72 | 16 | BMA | £9.47 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL8WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 8 | 16 | BMA | £7.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL9WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 9 | 16 | BMA | £7.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IR10WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 10 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR11WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 11 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR12WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 12 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR14WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 14 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR16WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 16 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR18WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 18 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR19WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 19 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR20WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 20 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR22WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 22 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR24WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 24 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR26WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 26 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR28WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 28 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR32WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 32 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR36WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 36 | 16 | BMA | £12.31 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR40WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 40 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR48WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 48 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR56WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 56 | 16 | BMA | £9.47 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 16IR60WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 60 | 16 | BMA | £9.47 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 16IR72WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 72 | 16 | BMA | £9.47 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 16IR8WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 8 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR9WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 9 | 16 | BMA | £9.50 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 22IL5WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 5 | 22 | BMA | £10.69 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 22IL6WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 6 | 22 | BMA | £10.69 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 22IL7WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 7 | 22 | BMA | £10.69 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 22IR5WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 5 | 22 | BMA | £13.93 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 22IR6WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 6 | 22 | BMA | £13.93 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 22IR7WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 7 | 22 | BMA | £13.93 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 27IL4.5WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 4.5 | 27 | BMA | £15.10 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 27IL4WBMA | Internal | Left Hand | W (BSW BSF BSP BSB) | 4 | 27 | BMA | £15.10 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 27IR4.5WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 4.5 | 27 | BMA | £15.10 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 27IR4WBMA | Internal | Right Hand | W (BSW BSF BSP BSB) | 4 | 27 | BMA | £19.64 per item · pack of 2 | In Stock | Sold in packs of 2 |
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