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Carmex Thread Turning External Insert - Metric - Right Hand - 16ER3.5ISOBMA
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | Metric |
| Pitch | 3.5 |
| Insert Size | 16 |
| Grade | BMA |
Learn more about Klarna
Carmex Thread Turning External Insert - Metric - Right Hand - 16ER3.5ISOBMA is part of Carmex's industry-leading line of thread turning inserts. These high-quality laydown triangular inserts are designed to provide a practical solution for the majority of metric thread standards available today, making them suitable for a wide range of threading tasks—from basic repairs to more demanding production work.
Built for external threading in metric sizes with a right-hand orientation, this insert delivers reliable, consistent performance across basic to challenging applications.
- Broad metric thread compatibility: Covers the majority of metric thread standards, enabling you to tackle a wide range of threading tasks with a single insert.
- Stable laydown triangular geometry: Provides smooth, stable cutting action for clean thread profiles and predictable results across different materials.
- Right-hand external turning optimization: Specifically designed for right-hand external threads, helping you achieve accurate thread forms with minimal setup adjustments.
This insert helps you streamline your threading workflow by reducing the need for multiple inserts, delivering consistent thread quality, and supporting reliable production cycles—from prototyping to high-volume runs. Its durable construction and geometry help minimize downtime, improve surface finish, and give you confidence in every cut, piece after piece.
| Thread Type | External |
| Thread Direction | Right Hand |
| Thread Form | Metric |
| Pitch | 3.5 |
| Insert Size | 16 |
| Grade | BMA |
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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 External Inserts - ISO - Right/Left Hand
View full collection →You are viewing 16ER3.5ISOBMA. Click any other SKU to view its full details.
| Product SKU | Thread Type | Thread Direction | Thread Form | Pitch | Insert Size | Grade | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| 16EL0.35ISOBMA | External | Left Hand | Metric | 0.35 | 16 | BMA | £11.16 | 5 days | |
| 16EL0.45ISOBMA | External | Left Hand | Metric | 0.45 | 16 | BMA | £11.16 | 5 days | |
| 16EL0.4ISOBMA | External | Left Hand | Metric | 0.4 | 16 | BMA | £11.16 | 5 days | |
| 16EL0.5ISOBMA | External | Left Hand | Metric | 0.5 | 16 | BMA | £10.94 | 5 days | |
| 16EL0.6ISOBMA | External | Left Hand | Metric | 0.6 | 16 | BMA | £11.16 | 5 days | |
| 16EL0.75ISOBMA | External | Left Hand | Metric | 0.75 | 16 | BMA | £10.94 | 5 days | |
| 16EL0.7ISOBMA | External | Left Hand | Metric | 0.7 | 16 | BMA | £10.94 | 5 days | |
| 16EL0.8ISOBMA | External | Left Hand | Metric | 0.8 | 16 | BMA | £8.44 | 5 days | |
| 16EL1.0ISOBMA | External | Left Hand | Metric | 1 | 16 | BMA | £8.44 | In Stock | |
| 16EL1.25ISOBMA | External | Left Hand | Metric | 1.25 | 16 | BMA | £8.44 | 5 days | |
| 16EL1.5ISOBMA | External | Left Hand | Metric | 1.5 | 16 | BMA | £8.44 | 5 days | |
| 16EL1.75ISOBMA | External | Left Hand | Metric | 1.75 | 16 | BMA | £8.44 | 5 days | |
| 16EL2.0ISOBMA | External | Left Hand | Metric | 2 | 16 | BMA | £8.44 | 5 days | |
| 16EL2.5ISOBMA | External | Left Hand | Metric | 2.5 | 16 | BMA | £8.44 | In Stock | |
| 16EL3.0ISOBMA | External | Left Hand | Metric | 3 | 16 | BMA | £8.44 | 5 days | |
| 16EL3.5ISOBMA | External | Left Hand | Metric | 3.5 | 16 | BMA | £8.44 | In Stock | |
| 16ER0.25ISOBMA | External | Right Hand | Metric | 0.25 | 16 | BMA | £10.96 | In Stock | |
| 16ER0.35ISOBMA | External | Right Hand | Metric | 0.35 | 16 | BMA | £10.94 | 5 days | |
| 16ER0.45ISOBMA | External | Right Hand | Metric | 0.45 | 16 | BMA | £10.94 | 5 days | |
| 16ER0.4ISOBMA | External | Right Hand | Metric | 0.4 | 16 | BMA | £10.94 | In Stock | |
| 16ER0.5ISOBMA | External | Right Hand | Metric | 0.5 | 16 | BMA | £10.94 | In Stock | |
| 16ER0.6ISOBMA | External | Right Hand | Metric | 0.6 | 16 | BMA | £10.94 | 5 days | |
| 16ER0.75ISOBMA | External | Right Hand | Metric | 0.75 | 16 | BMA | £10.94 | 5 days | |
| 16ER0.7ISOBMA | External | Right Hand | Metric | 0.7 | 16 | BMA | £10.94 | In Stock | |
| 16ER0.8ISOBMA | External | Right Hand | Metric | 0.8 | 16 | BMA | £8.44 | In Stock | |
| 16ER1.0ISOBMA | External | Right Hand | Metric | 1 | 16 | BMA | £8.44 | In Stock | |
| 16ER1.25ISOBMA | External | Right Hand | Metric | 1.25 | 16 | BMA | £8.44 | In Stock | |
| 16ER1.5ISOBMA | External | Right Hand | Metric | 1.5 | 16 | BMA | £8.44 | In Stock | |
| 16ER1.75ISOBMA | External | Right Hand | Metric | 1.75 | 16 | BMA | £8.44 | In Stock | |
| 16ER2.0ISOBMA | External | Right Hand | Metric | 2 | 16 | BMA | £8.44 | In Stock | |
| 16ER2.5ISOBMA | External | Right Hand | Metric | 2.5 | 16 | BMA | £8.44 | In Stock | |
| 16ER3.0ISOBMA | External | Right Hand | Metric | 3 | 16 | BMA | £8.44 | In Stock | |
| 16ER3.5ISOBMA Viewing | External | Right Hand | Metric | 3.5 | 16 | BMA | £8.44 | 5 days | |
| 22EL3.5ISOBMA | External | Left Hand | Metric | 3.5 | 22 | BMA | £12.38 | 5 days | |
| 22EL4.0ISOBMA | External | Left Hand | Metric | 4 | 22 | BMA | £12.38 | In Stock | |
| 22EL4.5ISOBMA | External | Left Hand | Metric | 4.5 | 22 | BMA | £12.38 | 5 days | |
| 22EL5.0ISOBMA | External | Left Hand | Metric | 5 | 22 | BMA | £12.38 | In Stock | |
| 22EL5.5ISOBMA | External | Left Hand | Metric | 5.5 | 22 | BMA | £12.38 | 5 days | |
| 22EL6.0ISOBMA | External | Left Hand | Metric | 6 | 22 | BMA | £12.59 | 5 days | |
| 22ER3.5ISOBMA | External | Right Hand | Metric | 3.5 | 22 | BMA | £12.38 | In Stock | |
| 22ER4.0ISOBMA | External | Right Hand | Metric | 4 | 22 | BMA | £12.38 | In Stock | |
| 22ER4.5ISOBMA | External | Right Hand | Metric | 4.5 | 22 | BMA | £12.38 | In Stock | |
| 22ER5.0ISOBMA | External | Right Hand | Metric | 5 | 22 | BMA | £12.38 | In Stock | |
| 22ER5.5ISOBMA | External | Right Hand | Metric | 5.5 | 22 | BMA | £12.38 | In Stock | |
| 22ER6.0ISOBMA | External | Right Hand | Metric | 6 | 22 | BMA | £12.38 | 5 days |
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