Please log in here to access all benefits, including promotional discounts and faster checkouts.
27IL4ACMEBMA - Carmex Thread Turning Internal Insert - ACME - Left Hand
| Thread Type | Internal |
| Thread Direction | Left Hand |
| Thread Form | ACME |
| Pitch | 4 |
Learn more about Klarna
Compatible holders
The ones our customers buy most.
Description
Carmex Thread Turning Internal Insert – ACME – Left Hand – 27IL4ACMEBMA is part of an industry-leading range of thread turning inserts. These high-quality laydown triangular inserts are designed to provide a solution for the majority of thread standards available today, making them a versatile choice for varied threading tasks.
Designed for left-hand ACME threads, this insert supports a broad spectrum of applications—from routine internal threading to more demanding jobs—helping shops stay productive with a single, dependable tool.
- Broad compatibility with thread standards: Covers the majority of thread standards in use today, reducing tool changes and keeping production moving.
- Versatile, durable triangular laydown design: The laydown geometry offers stable seating and consistent cutting across a wide range of jobs, helping to improve finish quality and minimize rework.
- Left-hand ACME threading capability: Engineered for left-hand ACME threads, ensuring reliable engagement and clean thread formation on internal holes.
This insert is built to deliver dependable, repeatable results across many threading tasks, helping you complete projects on time while maintaining consistent quality.
Part Numbers
- Protool Part Number
- 27IL4ACMEBMA
- 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 - ACME - Right/Left Hand
View full collection →You are viewing 27IL4ACMEBMA. Click any other SKU to view its full details.
| Product SKU | Thread Type | Thread Direction | Thread Form | Pitch | Insert Size | Grade | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 11IR16ACMEBMA | Internal | Right Hand | ACME | 16 | 11 | BMA | £9.30 per item · pack of 2 | 5 days | Sold in packs of 2 |
| 16IL10ACMEBMA | Internal | Left Hand | ACME | 10 | 16 | BMA | £8.37 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL12ACMEBMA | Internal | Left Hand | ACME | 12 | 16 | BMA | £8.37 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL14ACMEBMA | Internal | Left Hand | ACME | 14 | 16 | BMA | £8.37 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL16ACMEBMA | Internal | Left Hand | ACME | 16 | 16 | BMA | £8.37 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IL6ACMEBMA | Internal | Left Hand | ACME | 6 | 16 | BMA | £8.37 per item · pack of 5 | In Stock | Sold in packs of 5 |
| 16IL8ACMEBMA | Internal | Left Hand | ACME | 8 | 16 | BMA | £8.37 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 16IR10ACMEBMA | Internal | Right Hand | ACME | 10 | 16 | BMA | £10.91 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR12ACMEBMA | Internal | Right Hand | ACME | 12 | 16 | BMA | £10.91 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR14ACMEBMA | Internal | Right Hand | ACME | 14 | 16 | BMA | £10.91 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR16ACMEBMA | Internal | Right Hand | ACME | 16 | 16 | BMA | £10.91 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR6ACMEBMA | Internal | Right Hand | ACME | 6 | 16 | BMA | £10.91 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 16IR8ACMEBMA | Internal | Right Hand | ACME | 8 | 16 | BMA | £10.91 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 22IL4ACMEBMA | Internal | Left Hand | ACME | 4 | 22 | BMA | £12.29 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 22IL5ACMEBMA | Internal | Left Hand | ACME | 5 | 22 | BMA | £16.00 per item · pack of 5 | In Stock | Sold in packs of 5 |
| 22IL6ACMEBMA | Internal | Left Hand | ACME | 6 | 22 | BMA | £16.00 per item · pack of 5 | 5 days | Sold in packs of 5 |
| 22IR4ACMEBMA | Internal | Right Hand | ACME | 4 | 22 | BMA | £16.00 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 22IR5ACMEBMA | Internal | Right Hand | ACME | 5 | 22 | BMA | £16.00 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 22IR6ACMEBMA | Internal | Right Hand | ACME | 6 | 22 | BMA | £16.00 per item · pack of 2 | In Stock | Sold in packs of 2 |
| 27IL4ACMEBMA Viewing | Internal | Left Hand | ACME | 4 | 27 | BMA | £22.59 per item · pack of 5 | In Stock | Sold in packs of 5 |
| 27IR4ACMEBMA | Internal | Right Hand | ACME | 4 | 27 | BMA | £22.59 per item · pack of 2 | In Stock | Sold in packs of 2 |
No products match your filters.
