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Omega Products BT40 ER Collet Chuck - Mini Type ER11 - 20,000RPM - G2.5 - 70mm Gauge Length - Form AD/B
| Taper | BT40 |
| Collet Size | ER11 |
| Gauge Length | 70 |
| Form | AD/B |
| Balance | G2.5@20000RPM |
Learn more about Klarna
The Omega BT40 ER Collet Chuck – Mini Type ER11 combines compact design with dependable precision for BT40 spindle systems. Built for high-speed milling, it delivers quick tool changes and tight runout in a slim, balanced package.
- Spindle compatibility: Designed for BT40 spindles to ensure secure, stable mounting in tight spaces.
- Collet system: ER11 mini-type collet for versatile tool holding and easy, tool-free changes.
- Speed rating: Capable of reaching up to 20,000 RPM for fast cutting and efficient material removal.
- Precision tolerance: G2.5 specification minimizes runout and maintains precise tool concentricity.
- Gauge length: 70 mm gauge length provides consistent engagement and stable performance across tools.
- Form: Form AD/B alignment compatible with standard BT40 tooling interfaces.
- Design advantage: Compact and lightweight construction reduces tool overhang and improves balance during high-speed operations.
With its compact footprint and precise, quick-change ER11 system, this BT40 mini chuck helps you boost productivity without sacrificing accuracy. The tight runout and balanced profile translate to cleaner passes, better surface finishes, and longer tool life, even at high spindle speeds. Ideal for precision milling, drilling, and finishing tasks, it supports reliable performance across a range of small-diameter tools and materials.
| Taper | BT40 |
| Collet Size | ER11 |
| Gauge Length | 70 |
| Form | AD/B |
| Balance | G2.5@20000RPM |
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 ER Collet Chucks - Mini Type - 20,000RPM - G2.5
View full collection →You are viewing OM31636. Click any other SKU to view its full details.
| Product SKU | Taper | Collet Size | Gauge Length | Form | Balance | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| OM31334 | BT40 | ER11 | 70 | AD | G2.5@20000RPM | £42.40 | In Stock | |
| OM31636 Viewing | BT40 | ER11 | 70 | AD/B | G2.5@20000RPM | £51.94 | In Stock | |
| OM31335 | BT40 | ER11 | 100 | AD | G2.5@20000RPM | £42.40 | In Stock | |
| OM31637 | BT40 | ER11 | 100 | AD/B | G2.5@20000RPM | £51.94 | In Stock | |
| OM31638 | BT40 | ER11 | 160 | AD/B | G2.5@20000RPM | £83.81 | In Stock | |
| OM30298 | BT40 | ER16 | 70 | AD | G2.5@20000RPM | £42.82 | In Stock | |
| OM31639 | BT40 | ER16 | 70 | AD/B | G2.5@20000RPM | £51.94 | In Stock | |
| OM31336 | BT40 | ER16 | 100 | AD | G2.5@20000RPM | £42.40 | In Stock | |
| OM31640 | BT40 | ER16 | 100 | AD/B | G2.5@20000RPM | £51.94 | In Stock | |
| OM31641 | BT40 | ER16 | 160 | AD/B | G2.5@20000RPM | £83.81 | In Stock | |
| OM30287 | BT40 | ER16 | 200 | AD | G2.5@20000RPM | £106.09 | Next Day |
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