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Omega Products BT40 Synchro Tapping Chuck - ER25 - Capacity M3 - M20
| Taper | BT40 |
| Collet Size | ER25 |
| Capacity | M3-M20 |
| Clamping Range | 3.5-16 |
| Gauge Length | 89 |
| Form | AD/B |
Learn more about Klarna
Designed for BT40 spindle machines, the Omega BT40 Synchro Tapping Chuck with ER25 compatibility delivers fast, precise tapping across a wide range of sizes. It supports taps from M3 to M20, making it suitable for metalworking, manufacturing, and hobbyist projects that demand reliable threaded holes with repeatable accuracy.
- Synchronous tapping for flawless threads: The integrated synchro mechanism keeps the chuck and spindle in perfect sync, delivering clean, consistent threads and reducing the need for rigid tapping cycles.
- Wide capacity and BT40/ER25 compatibility: Accepts taps from M3 to M20 and works with ER25 tooling, enabling a broad set of tapping tasks without changing setups or tooling families.
- Rugged, durable construction: Built with sturdy materials and precision engineering to resist wear, deliver long tool life, and maintain accuracy even in high-speed or demanding applications.
This tapping chuck is designed to boost productivity with shorter cycle times and reliable performance, helping you complete projects faster while preserving tool life. It enables consistent results across multiple sessions, reduces downtime for tool changes, and gives you confidence that your tapping operations will stay precise from first hole to last.
| Taper | BT40 |
| Collet Size | ER25 |
| Capacity | M3-M20 |
| Clamping Range | 3.5-16 |
| Gauge Length | 89 |
| Form | AD/B |
| D1 | 42 |
| D2 | 34 |
| Comp. | 0.5 |
| Exp. | 0.5 |
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: Omega Products BT40 Synchro Tapping Chucks
View full collection →You are viewing OM32386. Click any other SKU to view its full details.
| Product SKU | Collet Size | Capacity | Clamping Range | Gauge Length | D1 | D2 | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|---|
| OM32384 | ER16 | M3-M12 | 1-10 | 79 | 32 | 34 | £155.83 | Next Day | |
| OM32385 | ER20 | M3-M16 | 3.5-10 | 85 | 35 | 34 | £167.63 | In Stock | |
| OM32386 Viewing | ER25 | M3-M20 | 3.5-16 | 89 | 42 | 34 | £167.63 | In Stock | |
| OM32418 | ER32 | M4-M27 | 3.5-20 | 110 | 50 | 45 | £172.35 | In Stock | |
| OM32433 | ER40 | M6-M33 | 6-26 | 115 | 63 | 62 | £180.61 | In Stock |
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