Please log in here to access all benefits, including promotional discounts and faster checkouts.

Omega Products BT30 GSK Collet Chuck - GSK10 - 25,000RPM - G2.5 - 90mm Gauge Length
| Taper | BT30 |
| Collet Size | GSK10 |
| Gauge Length (L1) | 90 |
| Clamping Range | 1-10 |
| Balance | G2.5@25000RPM |
| Nut Diameter (D) | 27 |
Learn more about Klarna
Omega BT30 GSK Collet Chuck (GSK10) is designed for BT30 spindle systems, delivering secure tool holding with a 90mm gauge length. Engineered for high-speed machining, it reaches up to 25,000 RPM and uses a G2.5 precision rating to minimize runout and maximize concentricity for consistent, accurate cuts in demanding GSK environments.
- G2.5 Precision for Minimal Runout: Delivers tight concentricity and repeatable accuracy at high speeds, helping you achieve smoother finishes and tighter tolerances.
- High-Speed Capability up to 25,000 RPM: Maintains stable grip and balanced performance at full speed, reducing vibration and improving material removal efficiency.
- Secure, Durable Clamp with GSK Compatibility: Built for strong tool holding and seamless integration with BT30 GSK spindles, delivering reliable operation across production runs.
With precise clamping, high-speed performance, and rugged durability, this collet chuck helps you shorten setup times, reduce tool chatter, and consistently achieve quality results. Its GSK10 compatibility and 90mm gauge length provide predictable tool projection and easy integration with your existing BT30 system, giving you a dependable, long-term solution for precision machining.
| Taper | BT30 |
| Collet Size | GSK10 |
| Gauge Length (L1) | 90 |
| Clamping Range | 1-10 |
| Balance | G2.5@25000RPM |
| Nut Diameter (D) | 27 |
| M | M11 x 1 |
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 BT30 GSK Collet Chucks - 25,000RPM - G2.5
View full collection →You are viewing OM30405. Click any other SKU to view its full details.
| Product SKU | Collet Size | Gauge Length (L1) | Clamping Range | Nut Diameter (D) | M | Price | Stock | Order |
|---|---|---|---|---|---|---|---|---|
| OM30400 | GSK06 | 60 | 1-6 | 19.5 | M8 x 1 | £79.09 | In Stock | |
| OM30401 | GSK06 | 90 | 1-6 | 19.5 | M8 x 1 | £79.09 | In Stock | |
| OM30402 | GSK06 | 120 | 1-6 | 19.5 | M8 x 1 | £92.08 | In Stock | |
| OM30403 | GSK06 | 150 | 1-6 | 19.5 | M8 x 1 | £105.06 | In Stock | |
| OM30404 | GSK10 | 60 | 1-10 | 27 | M11 x 1 | £79.09 | In Stock | |
| OM30405 Viewing | GSK10 | 90 | 1-10 | 27 | M11 x 1 | £79.09 | In Stock | |
| OM30406 | GSK16 | 60 | 1-16 | 40 | M18 x 1.5 | £79.09 | In Stock | |
| OM30407 | GSK16 | 90 | 1-16 | 40 | M18 x 1.5 | £79.09 | In Stock | |
| OM30408 | GSK25 | 75 | 1-25 | 55 | M28 x 1.5 | £79.09 | In Stock |
No products match your filters.


