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Omega Products BT40 ER Collet Chuck - ER40 - 25,000RPM - G2.5 - 100mm Gauge Length - Form AD/B
| Taper | BT40 |
| Collet Size | ER40 |
| Gauge Length | 100 |
| Form | AD/B |
| Balance | G2.5@25000RPM |
Learn more about Klarna
Omega BT40 ER Collet Chuck is a precision tool holder designed for BT40 spindle systems. Built for professional machining, it secures ER40 cutting tools with exceptional concentricity to deliver reliable performance at high speeds.
- BT40 compatibility: Designed to mount on BT40 spindles for a secure, vibration-resistant fit during milling and drilling.
- ER40 collet system: Uses ER40 tooling to provide broad compatibility with common cutting tools and holders.
- High-speed capability: Rated up to 25,000 RPM with a practical range of 15,000–25,000 RPM for versatile machining operations.
- Precision tolerance: G2.5 and G6.3 precision ratings deliver excellent tool concentricity and minimal runout for better cut quality.
- Gauge length: 100 mm gauge length offers stable tool projection and balanced performance during demanding milling tasks.
- Form AD/B interface: Form AD/B configuration ensures reliable seating and compatibility with standardized BT40 tooling setups.
This collet chuck reduces vibration and chatter, supporting consistent surface finishes and longer tool life. It’s ideal for CNC milling applications that require precise tool holding, from contouring and pocketing to fine finishing. With its robust construction and tight tolerances, you can expect dependable performance across a range of materials and machining scenarios, helping maintain tight tolerances and efficient production cycles.
| Taper | BT40 |
| Collet Size | ER40 |
| Gauge Length | 100 |
| Form | AD/B |
| Balance | G2.5@25000RPM |
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
View full collection →You are viewing OM31650. Click any other SKU to view its full details.
| Product SKU | Taper | Collet Size | Gauge Length | Form | Balance | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| OM31038 | BT40 | ER16 | 100 | AD | G2.5@20000RPM | £30.95 | In Stock | |
| OM31039 | BT40 | ER16 | 150 | AD | G2.5@20000RPM | £55.48 | In Stock | |
| OM31040 | BT40 | ER16 | 160 | AD | G2.5@20000RPM | £55.48 | In Stock | |
| OM31342 | BT40 | ER16 | 200 | AD | G2.5@20000RPM | £79.87 | In Stock | |
| OM31042 | BT40 | ER16 | 70 | AD | G2.5@20000RPM | £27.51 | In Stock | |
| OM31643 | BT40 | ER16 | 100 | AD/B | G2.5@25000RPM | £43.68 | In Stock | |
| OM31535 | BT40 | ER16 | 120 | AD/B | G2.5@25000RPM | £51.94 | In Stock | |
| OM31644 | BT40 | ER16 | 160 | AD/B | G2.5@25000RPM | £66.11 | In Stock | |
| OM31645 | BT40 | ER16 | 200 | AD/B | G2.5@25000RPM | £97.98 | In Stock | |
| OM31642 | BT40 | ER16 | 70 | AD/B | G2.5@25000RPM | £40.14 | In Stock | |
| OM31043 | BT40 | ER20 | 100 | AD | G2.5@20000RPM | £31.88 | In Stock | |
| OM31954 | BT40 | ER20 | 120 | AD | G2.5@20000RPM | £48.40 | In Stock | |
| OM31044 | BT40 | ER20 | 150 | AD | G2.5@20000RPM | £55.48 | In Stock | |
| OM31045 | BT40 | ER20 | 70 | AD | G2.5@20000RPM | £27.51 | In Stock | |
| OM31046 | BT40 | ER25 | 100 | AD | G2.5@20000RPM | £30.95 | In Stock | |
| OM34007 | BT40 | ER25 | 120 | AD | G2.5@20000RPM | £46.03 | In Stock | |
| OM31047 | BT40 | ER25 | 150 | AD | G2.5@20000RPM | £55.48 | In Stock | |
| OM31048 | BT40 | ER25 | 160 | AD | G2.5@20000RPM | £55.48 | In Stock | |
| OM31343 | BT40 | ER25 | 200 | AD | G2.5@20000RPM | £79.87 | In Stock | |
| OM31050 | BT40 | ER25 | 70 | AD | G2.5@20000RPM | £27.51 | In Stock | |
| OM31646 | BT40 | ER25 | 100 | AD/B | G2.5@25000RPM | £43.68 | In Stock | |
| OM31647 | BT40 | ER25 | 160 | AD/B | G2.5@25000RPM | £66.11 | In Stock | |
| OM31648 | BT40 | ER25 | 200 | AD/B | G2.5@25000RPM | £97.98 | In Stock | |
| OM34005 | BT40 | ER25 | 70 | AD/B | G2.5@25000RPM | £40.14 | In Stock | |
| OM31344 | BT40 | ER32 | 200 | AD | G6.3@15000RPM | £79.87 | Next Day | |
| OM31345 | BT40 | ER32 | 250 | AD | G6.3@15000RPM | £110.85 | In Stock | |
| OM31051 | BT40 | ER32 | 100 | AD | G2.5@20000RPM | £30.95 | In Stock | |
| OM31052 | BT40 | ER32 | 120 | AD | G2.5@20000RPM | £46.03 | In Stock | |
| OM31053 | BT40 | ER32 | 150 | AD | G2.5@20000RPM | £55.48 | In Stock | |
| OM31054 | BT40 | ER32 | 160 | AD | G2.5@20000RPM | £55.48 | In Stock | |
| OM31056 | BT40 | ER32 | 70 | AD | G2.5@20000RPM | £27.51 | In Stock | |
| OM31536 | BT40 | ER32 | 100 | AD/B | G2.5@25000RPM | £42.49 | In Stock | |
| OM34006 | BT40 | ER32 | 120 | AD/B | G2.5@25000RPM | £51.94 | In Stock | |
| OM31537 | BT40 | ER32 | 160 | AD/B | G2.5@25000RPM | £66.11 | In Stock | |
| OM34004 | BT40 | ER32 | 70 | AD/B | G2.5@25000RPM | £40.14 | In Stock | |
| OM31058 | BT40 | ER40 | 150 | AD | G6.3@15000RPM | £55.48 | In Stock | |
| OM31346 | BT40 | ER32 | 300 | AD | G6.3@15000RPM | £123.97 | In Stock | |
| OM31057 | BT40 | ER40 | 100 | AD | G2.5@20000RPM | £31.88 | In Stock | |
| OM31060 | BT40 | ER40 | 100 | AD | G2.5@20000RPM | £73.19 | In Stock | |
| OM31059 | BT40 | ER40 | 80 | AD | G2.5@20000RPM | £28.34 | In Stock | |
| OM31650 Viewing | BT40 | ER40 | 100 | AD/B | G2.5@25000RPM | £43.68 | Next Day | |
| OM31952 | BT40 | ER40 | 160 | AD/B | G2.5@25000RPM | £66.11 | In Stock | |
| OM31649 | BT40 | ER40 | 80 | AD/B | G2.5@25000RPM | £40.14 | In Stock |
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