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Omega Products Dual Contact DCBT30 End Mill Holder - G2.5 - 25,000RPM - 20mm Bore Size - 70mm Gauge Length
| Taper | DCBT30 |
| Bore Size | 20 |
| D1 | 52 |
| G | M16 |
| Gauge Length (L) | 70 |
| Balance | G2.5@25000RPM |
Learn more about Klarna
Introducing the Omega Dual Contact DCBT30 End Mill Holder — a precision tool holder designed for CNC milling where tool stability and accuracy matter most. Built to securely mount straight-shank end mills with Weldon flats, it delivers repeatable performance in demanding production environments. With a 20 mm bore size and a 70 mm gauge length, it offers compact yet rigid support for pocketing, profiling, and finishing tasks.
Engineered to Form AD standards and balanced to G2.5 at 25,000 RPM, the DCBT30 delivers smooth, high-speed performance with reduced vibration. Its dual-contact design — combining face and taper contact — ensures consistent tool seating and minimal runout, helping you achieve tight tolerances and superior finish quality even at premium speeds.
- Face and taper contact for maximum rigidity: Delivers rock-solid stability, reducing runout and chatter for precise finishes at high speeds.
- G2.5 balance at 25,000 RPM: Enables smoother operation with less vibration, allowing faster feeds, better surface finish, and longer tool life.
- 20 mm bore, 70 mm gauge length with Weldon-flat ER compatibility: Provides secure clamping of straight-shank tools with Weldon flats and reliable seating across demanding milling applications.
This end mill holder helps your workflow stay consistent and productive by combining rigid clamping, high-speed stability, and compatible geometry. Expect improved dimensional accuracy, reduced downtime from tool chatter, and repeatable results across batches and materials — making the DCBT30 a trustworthy choice for job shops, engineering teams, and serious hobbyists alike.
| Taper | DCBT30 |
| Bore Size | 20 |
| D1 | 52 |
| G | M16 |
| Gauge Length (L) | 70 |
| 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: DCBT30 Dual Contact End Mill Holders
View full collection →You are viewing OM34602. Click any other SKU to view its full details.
| Product SKU | Bore Size | D1 | G | Guage Length (L) | Price | Stock | Order |
|---|---|---|---|---|---|---|---|
| OM34595 | 6 | 25 | M6 | 50 | £56.69 | Next Day | |
| OM34596 | 8 | 28 | M8 | 50 | £53.30 | Next Day | |
| OM34597 | 10 | 35 | M10 | 50 | £53.30 | Next Day | |
| OM34598 | 12 | 42 | M12 | 55 | £53.30 | Next Day | |
| OM34599 | 14 | 44 | M12 | 55 | £53.30 | Next Day | |
| OM34600 | 16 | 48 | M14 | 63 | £53.30 | Next Day | |
| OM34601 | 18 | 50 | M14 | 63 | £53.30 | Next Day | |
| OM34602 Viewing | 20 | 52 | M16 | 70 | £53.30 | Next Day |
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