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


Omega Products Morse Taper Extension Sleeve - External Taper MT4 - Internal Taper MT3 - 240mm OAL
| External Morse Taper | MT4 |
| Internal Morse Taper | MT3 |
| Overall Length | 240 |
Learn more about Klarna
Description
Omega Products Morse Taper Extension Sleeve is a precision accessory that extends the reach of your Morse taper tooling. It’s ideal for machinists, engineers, and hobbyists who need to access deep pockets, long bores, or tight features without removing or reworking the entire setup. Designed to fit into Morse taper spindles, this sleeve helps you complete precise machining tasks with ease and confidence.
With an external MT4 taper and an internal MT3 bore, and a generous 240 mm overall length, this extension sleeve delivers secure, repeatable engagement and extended reach in a single, reliable component. Crafted from high-quality materials and precision-machined for a snug fit, it resists wear and maintains accuracy through demanding machining operations.
- Extended reach for deep pockets and hard-to-reach features: The 240 mm overall length allows you to reach into deep bores and tight spaces without repositioning the setup, boosting productivity and reducing handling time.
- MT4 external taper to MT3 internal interface: Secure, precise engagement between MT4 spindles and MT3 tooling helps maintain alignment and minimizes tool chatter for cleaner, more repeatable cuts.
- Rugged, precision‑machined construction: Made from high‑quality steel with tight tolerances, the sleeve delivers durable, long-lasting performance across a range of machining tasks.
This extension sleeve directly supports faster setups, improved access to challenging features, and consistent results across jobs. It helps you maintain tight tolerances, reduce downtime, and keep production moving with reliable, repeatable performance from a trusted, durable component.
Part Numbers
- Protool Part Number
- OM30078
- Brand
- Omega
- Category
- Morse Taper Sleeve
Need cutting data? Call 01732 887334 or email sales@protool-ltd.co.uk.
Delivery
Free UK mainland delivery on orders over £50 ex VAT. Orders placed before 3pm on in-stock items 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 Morse Taper Extension Sleeves
View full collection →You are viewing OM30078. Click any other SKU to view its full details.
| Product SKU | External Morse Taper | Internal Morse Taper | Overall Length | Price | Stock | Order |
|---|---|---|---|---|---|---|
| OM30065 | MT1 | MT1 | 145 | £17.17 | In Stock | |
| OM30066 | MT1 | MT2 | 160 | £19.61 | In Stock | |
| OM30067 | MT1 | MT3 | 183 | £25.74 | In Stock | |
| OM30068 | MT2 | MT1 | 160 | £19.61 | In Stock | |
| OM30069 | MT2 | MT2 | 175 | £20.84 | In Stock | |
| OM30070 | MT2 | MT3 | 196 | £25.74 | In Stock | |
| OM30071 | MT2 | MT4 | 221 | £47.80 | In Stock | |
| OM30072 | MT3 | MT1 | 175 | £23.29 | In Stock | |
| OM30073 | MT3 | MT2 | 194 | £24.51 | In Stock | |
| OM30074 | MT3 | MT3 | 215 | £25.74 | In Stock | |
| OM30075 | MT3 | MT4 | 240 | £36.77 | In Stock | |
| OM30076 | MT4 | MT1 | 200 | £33.10 | In Stock | |
| OM30077 | MT4 | MT2 | 215 | £36.77 | In Stock | |
| OM30078 Viewing | MT4 | MT3 | 240 | £39.22 | In Stock | |
| OM30079 | MT4 | MT4 | 265 | £41.67 | In Stock | |
| OM30080 | MT4 | MT5 | 300 | £69.88 | In Stock | |
| OM30081 | MT5 | MT1 | 232 | £60.06 | In Stock | |
| OM30082 | MT5 | MT2 | 247 | £61.29 | Next Day | |
| OM30083 | MT5 | MT3 | 268 | £63.74 | In Stock | |
| OM30084 | MT5 | MT4 | 300 | £66.19 | In Stock | |
| OM30085 | MT5 | MT5 | 335 | £80.91 | In Stock |
No products match your filters.