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Omega Products ER Collet Extension - Mini Nut (ER) - Straight Shank - C25 ER20M x 60mm
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Description
The Omega Products ER Collet Extension with Mini Nut and Straight Shank is a compact, dependable accessory that extends the reach and versatility of your ER collet system. It’s ideal for machinists, engineers, and hobbyists who routinely work with longer parts or tight spindle clearances, delivering extended capability without sacrificing accuracy.
Featuring a secure mini nut connection and a straightforward straight shank, this extension installs quickly into standard tool holders and ER20M configurations. Use it to extend your machining range, handle longer workpieces, and maintain stable, precise gripping throughout the cut.
- Extended reach for longer workpieces: Adds 60 mm of reach to your ER collet setup, enabling longer parts and deeper operations while preserving rigidity and concentricity.
- Secure mini nut connection for fast setup: The compact mini nut provides a tight, repeatable grip with quick, tool-free tightening to speed changes and minimize run-out risk.
- Straight shank for easy integration: The straight shank design fits seamlessly with common tool holders and ER20M setups, ensuring straightforward installation and reliable alignment across machines.
By expanding reach and simplifying setup, this extension reduces handling steps and downtime, helping you complete longer projects in fewer setups. You’ll experience steadier performance, improved part accuracy on extended cuts, and a more efficient workflow across mills, CNCs, and other tooling centers.
Part Numbers
- Protool Part Number
- OM30036
- Brand
- Omega
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
Delivery
Free UK mainland delivery on orders over £50 ex VAT. In-stock items ordered before 4:30pm are dispatched the same working day. Full delivery information.
Returns
14-day returns on unused stock items in original packaging. Special-order and bespoke tooling is non-returnable. Read our returns policy.
Technical Support
Over 30 years of machining experience behind the counter. Call 01732 887334, Mon–Thurs 8:30–17:30, Fri 8:30–16:30.
Trade Accounts
Credit accounts, contract pricing and scheduled call-off orders available for trade customers. Apply for an account.
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 ER Collet Extension - Mini Nut (ER) - Straight Shank
View full collection →You are viewing OM30036. Click any other SKU to view its full details.
| Product SKU | Collet Size | Shank Length | Shank Diameter | Price | Stock | Order |
|---|---|---|---|---|---|---|
| OM30001 | ER8 | 55 | 8 | £29.80 | In Stock | |
| OM30494 | ER8 | 100 | 8 | £29.80 | In Stock | |
| OM30002 | ER8 | 100 | 10 | £29.80 | In Stock | |
| OM30003 | ER8 | 150 | 10 | £29.80 | In Stock | |
| OM30495 | ER11 | 100 | 10 | £29.80 | In Stock | |
| OM30006 | ER8 | 55 | 12 | £29.80 | In Stock | |
| OM30005 | ER8 | 120 | 12 | £29.80 | In Stock | |
| OM30175 | ER8 | 150 | 12 | £29.80 | In Stock | |
| OM30176 | ER8 | 200 | 12 | £40.53 | In Stock | |
| OM30004 | ER11 | 80 | 12 | £29.80 | In Stock | |
| OM30136 | ER11 | 150 | 12 | £29.80 | In Stock | |
| OM30147 | ER11 | 200 | 12 | £40.53 | In Stock | |
| OM30009 | ER11 | 50 | 16 | £29.80 | In Stock | |
| OM30007 | ER11 | 100 | 16 | £29.80 | In Stock | |
| OM30008 | ER11 | 150 | 16 | £29.80 | In Stock | |
| OM30011 | ER16 | 50 | 16 | £29.80 | In Stock | |
| OM30496 | ER16 | 100 | 16 | £29.80 | In Stock | |
| OM30017 | ER16 | 60 | 20 | £29.80 | In Stock | |
| OM30015 | ER16 | 100 | 20 | £29.80 | In Stock | |
| OM30016 | ER16 | 150 | 20 | £29.80 | In Stock | |
| OM30096 | ER16 | 200 | 20 | £40.53 | In Stock | |
| OM30099 | ER16 | 300 | 20 | £57.22 | In Stock | |
| OM30024 | ER20 | 50 | 20 | £29.80 | In Stock | |
| OM30021 | ER20 | 100 | 20 | £29.80 | In Stock | |
| OM30022 | ER20 | 150 | 20 | £29.80 | In Stock | |
| OM30023 | ER20 | 200 | 20 | £40.53 | In Stock | |
| OM30028 | ER25 | 100 | 20 | £29.80 | In Stock | |
| OM30139 | ER16 | 70 | 22 | £40.53 | In Stock | |
| OM30000 | ER20 | 100 | 22 | £40.53 | In Stock | |
| OM30036 Viewing | ER20 | 60 | 25 | £29.80 | In Stock | |
| OM30034 | ER20 | 100 | 25 | £29.80 | In Stock | |
| OM30035 | ER20 | 150 | 25 | £29.80 | In Stock | |
| OM30140 | ER20 | 100 | 32 | £50.07 | In Stock |
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