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Omega Products BT40 Hydraulic Expansion Chuck - HC20S - 25,000RPM - G2.5 - 72.5mm Gauge Length - Form AD
| Taper | BT40 |
| Gauge Length (L) | 72.5 |
| Nose Diameter (D1) | 50 |
| Collet Size (d) | 20 |
| L1 | 42 |
| G | M16 |
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The Omega BT40 Hydraulic Expansion Chuck HC20S is a secure, high-performance tool holder designed for BT40 spindle systems. With a 72.5 mm gauge length and Form AD interface, it fits BT40 setups precisely while providing reliable tool clamping at high speeds.
Engineered for speeds up to 25,000 RPM, its hydraulic expansion mechanism enables fast, repeatable tool changes and a strong, consistent grip that minimizes vibration for improved cutting performance.
- Hydraulic Expansion for Fast Tool Changes: The hydraulic mechanism enables quick, repeatable tool changes with even clamping pressure, reducing downtime and ensuring repeatable seating every cycle.
- G2.5 Precision for Concentric Results: Tight runout and excellent concentricity deliver consistent machining accuracy, reducing scrap and improving surface finish on every pass.
- Rugged Design for High-Speed Reliability: Built to withstand demanding BT40 applications up to 25,000 RPM, with strong clamping force that reduces chatter and extends tool life under heavy cuts.
This BT40 hydraulic expansion chuck helps you streamline your workflow by enabling rapid, repeatable tool changes, while delivering precise grip that reduces vibration during high-speed operations. With a 25,000 RPM capability and G2.5 precision, you’ll see improved consistency, fewer scrapped parts, and smoother finishes in daily machining tasks. Its robust construction is designed for longevity in demanding machining environments, making it a dependable choice for busy shops and production floors.
| Taper | BT40 |
| Gauge Length (L) | 72.5 |
| Nose Diameter (D1) | 50 |
| Collet Size (d) | 20 |
| L1 | 42 |
| G | M16 |
| Form | AD |
| Fig. | Fig 1 |
| 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 Hydraulic Expansion Chucks - 25,000RPM - G2.5
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